The war or words between New Jersey Senator Cory Booker and US Secretary of State Marco Rubio signify the importance of Strait of Hormuz. Trump Administration cleared a 11 billion dollar arms sale to Taiwan in December 2025 and another 14 billion dollars arms deal is pending for President Trump’s approval. Taiwan strait has now taken a second priority. Even Marco Rubio says opening of Strait of Hormuz is America’s first priority as nuclear deal with Iran relegated as second priority. The Strait of Hormuz today has turned into most dangerous strait in the world. Why is it so? If Taiwan conflict breaks out, Taiwan Strait can be bypassed but Hormuz cannot. If Taiwan strait closes, ships add ten days to cross around the Pacific. If the Strait of Hormuz closes, there is no detour. You don’t get delayed cargo—the world simply runs out of 20% of its oil and 25% of its natural gas overnight.
The People’s Republic of China considers Taiwan a province of China and maintains that there is only One China. Beijing wants to reunify Taiwan peacefully or if need be militarily. Beijing considers foreign military presence in the strait as interference in China’s internal affairs whereas Taiwan or Republic of China is self-governing. The Taiwan Strait is the neck connecting East China Sea with South China Sea. Most maritime powers, including the United States and many allies, regard large portions of the Taiwan Strait as international waters where ships and aircraft may legally transit under international law. China increasingly argues that it possesses sovereign rights, jurisdiction, and security interests across much of the strait and objects to foreign military operations there. This disagreement leads to frequent naval and air encounters.
SHAILESH KUMAR, NATIONAL DEFENCE
NEW DELHI, 04th JUNE 2026
Taiwan Strait is widely recognized as the world’s manufacturing and technology artery, a 130-to-180-kilometer-wide choke point connecting the industrial powerhouses of China, Japan, South Korea, and Taiwan to global markets. It is the undisputed birthplace of the advanced microchips that power our smartphones, artificial intelligence systems, data centers, and defense infrastructure.
Many ships traveling through the South China Sea also pass through the Taiwan Strait on routes between Northeast Asia which include Japan, South Korea, northern China, Southeast Asia, The Indian Ocean, Europe and the Middle East. Any naval blockade here could be catastrophic, triggering a systemic, long-term economic shock and a near-total collapse of advanced tech supply chains.
Chinese military pressure and Western freedom-of-navigation operations are already colliding in the same narrow waterway on a regular basis. For decades, an unofficial “median line” divided the Taiwan Strait and helped prevent accidental clashes. But over the years, China Has Effectively Erased the Median Line. China first crossed the median line in 2019 after a 20-year gap. Since 2022, crossings have become routine. China now officially rejects the existence of the median line altogether. The safety barrier that prevented war in the Taiwan Strait for nearly 70 years is disappearing. The level of Chinese military activity in Taiwan strait can be felt with the increase in number of Taiwan’s ADIZ violations.
If in 2021, 972 PLA aircraft violated the ADIZ, the number of violations increased to 2000 plus in 2024. China no longer visits Taiwan strait, it lives there now. Every now and then, China simulate naval blockades in Taiwan strait. They also carry out joint blockade exercises, encirclement operations, precision strikes and regional control of sea lanes. Amid Chinese escalatory drills, western navies also keeps challenging Chinese claims. In 2025 alone 8 different navies including the United States, United Kingdom, France, Canada and New Zealand conducted twelve Taiwan Strait transits. With every sail, the tensions rises and region become more volatile.
The Strait of Hormuz can trigger an energy crisis. But the Taiwan Strait can trigger a superpower war. Every month, Chinese aircraft cross invisible red lines, Western warships challenge Chinese claims, and both sides accuse the other of provocation. The real danger is not an invasion—it is that one mistake, one collision, or one miscalculation could pull the United States and China into the biggest military confrontation of the 21st century.
Modelling from Bloomberg Economics and international security think tanks projects that a cross-strait conflict would cost the global economy $10.6 trillion in its first year alone, erasing roughly 9.6% of global GDP. Taiwan produces over 90% of the world’s most advanced logic semiconductors— chips at the 3-nanometer and 5-nanometer nodes. These are the brains behind advanced military hardware, high-performance computing, and smartphones.
Taiwan Semiconductor Manufacturing Company— The TSMC generates roughly 70% of global foundry revenue and acts as the sole fabricator for tech behemoths like Nvidia, Apple, AMD, and Qualcomm. A conflict would instantly freeze the production of cutting-edge Graphic Processing Units — The GPUs, completely stalling global AI data center build-outs.
Any conflict in Taiwan strait would hit downstream businesses. It is estimated that globally, 5.3% of all value-added production is in sectors that use microchips as direct inputs into their final products—representing an exposure of $6 trillion.
Any conflict here would not only affect the world’s business ecosystem, but also of the aggressor Peoples Republic of China. China despite an adversary and aggression imports close to $90 billion worth of semiconductors annually from Taiwan alone. A massive portion of Taiwanese chips are shipped directly to mainland China to be integrated into finished electronic products for global export. A conflict destroys this integrated production structure. Consequently, media reports estimates an 11% contraction in China’s GDP in year one—outstripping the 6.6% hit to the US economy. Over one-fifth of global maritime trade to the tune of $2.45 trillion in goods and nearly half of the entire global container ship fleet passes through the Taiwan Strait annually. A conflict would force maritime traffic to reroute around the outer Pacific, adding massive fuel costs, extending shipping timelines by 10–14 days, and causing an immediate global shortage of container capacity.
In Taiwan strait, the threat is a future war. In Hormuz, the war is already at the doorstep. The most volatile threat to your daily life isn’t a future war over microchips? What if there is another maritime choke point that is narrower, far more unpredictable, and capable of triggering a global economic cardiac arrest not in months or weeks, but in a matter of days?
To truly understand the danger, we have to look past the headlines and examine the raw numbers. At its narrowest point, the Strait of Hormuz is just 33 kilometers wide. This creates a literal forced funnel where inbound and outbound commercial traffic is squeezed into incredibly tight shipping tracks. Compare that to the Taiwan Strait, which is a wide, expansive body of water measuring up to 180 kilometers across.
Now, look at what actually flows through them. According to the International Energy Agency and Nature, we are comparing two entirely different economic beasts: Hormuz accounts for about 13% of global maritime trade by volume, whereas the Taiwan Strait carries roughly 20% of global maritime trade by value.
When we look at raw ship traffic, the data is staggering. The Office for National Statistics notes that the Taiwan Strait is among the busiest sea lanes globally, seeing an estimated 2,00,000 ship transits annually ranking it alongside the Dover Strait as a global mega-corridor. In contrast, the IEA tracks Hormuz at around 45,000 to 50,000 vessels per year, averaging about 125 to 140 ships a day. Yet, it is the payload that changes the risk calculation.
The Taiwan Strait handles massive global commercial volume, with nearly half of the global container fleet and around 88% of the world’s largest ships by tonnage transiting the area. But Hormuz carries the raw, volatile lifeblood of global civilisation. Every single day, roughly 20 million barrels of oil move through this tight corridor, which is equivalent to 25% of global seaborne oil trade and 20% of world oil consumption.
On top of that, Energy Information Administration data shows it carries about 20% of the entire global liquefied natural gas trade. If Taiwan is the nervous system of global technology, Hormuz is the oxygen to the global engine. Cut the nervous system, and the body slowly degrades over months; cut the oxygen, and the system collapses in a matter of hours. Think Hormuz is just about gasoline? Strip away the petroleum entirely. This 21-mile chokepoint controls one-third of the entire planet’s seaborne fertilizer trade. Block it, and the crisis moves from the gas pump straight to the global food supply.
In early 2026, a sudden escalation caused shipping traffic through the Strait to instantly plummet by over 91%—proving it is the most fragile, easily choked artery on Earth. The Taiwan Strait is over a hundred miles wide. The Strait of Hormuz? Just 21 miles at its narrowest. Commercial shipping lanes sit directly inside the crosshairs of coastal artillery, anti-ship missiles, and low-cost drone swarms. It doesn’t take an armada to close it—it just takes two well-placed strikes. Moreover, the Hormuz strait is infested with mines which even Iran is not sure of. A billion-dollar tanker must pass through a corridor that a few thousand-dollar mines can close. Modern naval mines don’t necessarily need to sink a ship. Many are designed to Blow a hole below the waterline, disable propulsion, damage steering systems,
force the ship to stop. A single disabled tanker can block traffic and create panic across the entire shipping system.
Recent open source intelligence assessments indicate that Iran has deployed multiple types of indigenously manufactured sea mines. Two primary threats have been identified in the current crisis. One is Tethered or Moored Mine – The Maham 3 and other is Seabed Influence Mine Z— The Maham 7.
Mahem 3 are deployed inside primary deep-water tanker channels up to 100 meters deep. It is anchored to the seabed via a cable, allowing the buoyant explosive body to float just beneath the surface. It utilizes magnetic and acoustic sensors to detect nearby hulls without requiring physical contact, making visual detection nearly impossible.
Mahem 7 are a compact “sticking” mine designed to rest directly on the ocean floor in shallower areas up to 35 meters. It utilizes a combination of acoustic and three-axis magnetic sensors to target medium-sized cargo ships, landing craft, and smaller submarines. Over time, these mines become covered in natural sediment, rendering them indistinguishable to standard visual sweeps.
Apart from this Omani maritime authorities issued critical alerts about drifting mines following the sighting of floating, unanchored mines drifting west of the Inshore Traffic Zone into Omani territorial waters. Drifting mines present an entirely unpredictable hazard to civilian vessels and fishermen.
Iran’s Islamic Revolutionary Guard Corps Navy relies on concealment and speed rather than large naval vessels. They utilize small attack boats and submersibles hidden in coastal tunnels. Operating in large “swarms,” each small boat can deploy 2 to 3 mines per sortie, while trained combat frogmen can place them manually. This makes preventing the deployment of mines highly difficult.
Sea mines are incredibly cheap to produce but exponentially expensive and slow to clear. Mine countermeasure operations cannot rely on sight; they require slow, meticulous scanning using side-scan sonar, autonomous underwater vehicles, and magnetic/acoustic influence sweeps.
A single missed mine—or even the unverified rumor of one—can undo weeks of clearance work. Naval experts note that while laying a field takes days, a comprehensive clearance operation to completely restore confidence can take six months or longer.
During the 1987–1988 “Tanker War” phase of the Iran-Iraq conflict, mines became a major threat to Gulf shipping and forced extensive U.S. naval mine-countermeasure operations.
US Navy has deployed Independence-class Littoral Combat Ships (LCS) equipped with advanced AN/AQS-20 mine-hunting sonar systems, alongside guided-missile destroyers providing defensive cover for the operations north of the Musandam Peninsula.
Serving as a primary Western naval partner in the region, UK’s Royal Navy has consistently maintained a forward-deployed presence of minehunters such as the Bedford or Hunt-class ships operating out of HMS Juffair in Bahrain to keep commercial traffic lanes clear.
Following a joint declaration by a 26-nation coalition, European navies are actively dispatching and positioning specialized mine-hunting assets to the periphery of the conflict zone.
The Netherlands deployed a specialized minesweeper to the Mediterranean Sea to join NATO’s standing mine countermeasures group. This force is being staged for rapid integration into the Strait of Hormuz once diplomatic frameworks or specific mission clearances are finalized.
The German Navy is actively preparing a high-risk naval deployment specifically tailored for mine-sweeping and electronic surveillance operations in the Strait to secure the free flow of European energy imports.
The Italian Navy Chief confirmed readiness to deploy two dedicated minesweepers directly to the international coalition to mitigate the threat of seabed and drifting mines.
In Taiwan, the US and its allies fight across an open ocean. In Hormuz, the Traffic Separation Scheme forces every single supertanker to pass right along Iran’s front porch, just outside its territorial waters. It is the ultimate geographic hostage situation. China has spent decades building a blue-water navy to project power near Taiwan. Yet its acute vulnerability lies in the West Asian desert. With over 5 million barrels of Gulf oil heading East to China daily through Hormuz, an economic blockade here cuts deeper than any island chain.
This brings us to the core economic concept that makes Hormuz fundamentally more volatile: commercial inelasticity. If a crisis hits the Taiwan Strait, the maritime world has a safety valve because alternative sea routes exist. Ships can practice flexible navigation, sailing east of Taiwan through the Philippine Sea. It adds three to four days of sailing time, increases fuel costs, and hikes freight rates, but global trade does not instantly stop. In contrast, the Strait of Hormuz features few practical alternatives. The vast majority of Gulf producers have no adequate bypass route, and even the overland pipelines of Saudi Arabia and the UAE can only replace a tiny fraction of Hormuz’s normal bulk flow. Because petroleum products are highly inelastic, lost supply cannot easily be rerouted, and the world cannot wait weeks for a solution. If Hormuz closes, oil prices jump within hours, fuel prices rise worldwide, and import-dependent nations face direct energy stress.
Let’s look at this from India’s perspective to understand how these threats hit home. For New Delhi, Hormuz is an immediate energy security threat, while the Taiwan Strait is a critical supply chain threat. India receives a massive share of its crude oil imports from the Gulf through Hormuz. Any closure or instability there instantly raises crude prices, spikes domestic inflation, drives up shipping insurance costs, and heavily stunts overall economic growth. On the flip side, a conflict in the Taiwan Strait would completely freeze India’s access to advanced semiconductor imports, shatter electronics supply chains, disrupt global container shipping, and isolate India from the vital manufacturing networks connected to East Asia. The biggest losers of a Hormuz disruption are energy importers like India, China, and Japan. The biggest losers in Taiwan are global electronics and manufacturing networks.
The ultimate difference between these two maritime paths lies in their timeline of impact.The Taiwan Strait represents a rare, high-threshold crisis threat of future systemic collapse. Hormuz, on the other hand, boasts a frequent friction, active kinetic record stretching from the 1980s Tanker War and Operation Praying Mantis straight through to the drone strikes and conflicts of 2026. For a global strategist, the distinction is clear: the Taiwan Strait is the world’s manufacturing and technology artery, making it the most dangerous geopolitical flashpoint. But the Strait of Hormuz is the world’s energy artery. If the Taiwan Strait closes, the world faces shortages of chips and electronics over the subsequent months. If Hormuz closes, petrol prices in Delhi, Tokyo, Beijing, and London react within days, triggering an immediate global inflation shock and market panic. While a major conflict in the Taiwan Strait could trigger a global semiconductor and trade shock that is ultimately broader and more catastrophic to the global order, the Strait of Hormuz requires no massive naval invasion fleet to close. It takes only a volatile cocktail of tight geography, low-cost weapons, and political desperation to trigger an immediate crisis making it, without a doubt, the most dangerous maritime chokepoint on Earth.
Comments