Taiwan simulates a Chinese blockade in a national resilience exercise

Introduction: the island that rehearses its worst-case scenario

More than 370 officials mobilized

More than 370 Taiwanese officials took part on July 2 and 3, 2026, in a two-day exercise simulating a nightmare scenario: a Chinese blockade combined with an earthquake, acts of sabotage, and an invasion, according to Reuters. An unprecedented exercise in both scale and complexity.

This simulation, organized against a backdrop of persistent regional tensions, illustrates how Taiwan is methodically preparing for multiple, simultaneous crisis scenarios rather than a single isolated threat.

A Chinese patrol in the background

The exercise wrapped up just as China conducted a joint combat patrol involving 22 aircraft, including H-6 bombers, around the island, according to Reuters, a timing that escaped no regional observer.

This calculated coincidence between the Taiwanese exercise and the Chinese show of force perfectly illustrates the climate of permanent confrontation that now defines the Taiwan Strait.

Rehearsing the worst-case scenario, methodically

Four simultaneous crises

The exercise combined four distinct but interconnected crisis scenarios: a Chinese naval blockade, a major earthquake, acts of sabotage targeting critical infrastructure, and a direct invasion threat, according to details reported by Reuters.

This multi-crisis approach reflects a major strategic shift in Taiwanese defense doctrine, which now recognizes that real crises are rarely isolated and often combine several simultaneous threats to maximize confusion and paralysis.

Preparing for cascading consequences

Taiwanese planners wanted to test the government's ability to manage cascading consequences, where a natural disaster could, for example, deliberately coincide with Chinese military action to maximize the destabilization of the island.

An unprecedented government-wide mobilization

An exercise that goes beyond defense ministries

The participation of more than 370 officials extended well beyond defense ministries alone, including representatives from civilian infrastructure, public health, transportation, and energy, according to information available on this exercise.

This cross-ministerial approach reflects Taiwan's awareness that any confrontation with China would not be purely military, but would affect the entire span of vital societal and economic functions of the island.

A test of the civilian chain of command

The exercise also tested the robustness of the civilian chain of command in the event of a major crisis, an aspect often neglected in traditional military exercises but essential for maintaining social cohesion during a prolonged crisis.

The broader context of tensions around Taiwan

An increasingly aggressive Chinese rhetoric

This exercise comes as Chinese President Xi Jinping urged the Chinese Communist Party to remain adaptable in order to safeguard its gains, according to Reuters, remarks delivered on the occasion of the party's 105th anniversary and widely interpreted as targeting Taiwan.

According to CNBC, this speech by Xi Jinping explicitly mentioned the Taiwan question within the broader framework of China's growing global influence, reinforcing regional concerns about Beijing's medium-term intentions.

A call for vigilance in the face of storms

According to the Independent, Xi Jinping also called on the Chinese Communist Party to prepare to weather storms, a metaphor widely interpreted as psychological preparation of the Chinese population for potentially heightened tensions with Taiwan and the West.

Tense diplomacy between Beijing and Washington

A phone call under strain

According to Reuters, China rejected American demands regarding arms sales to Taiwan during a phone call between Chinese Foreign Minister Wang Yi and US Secretary of State Marco Rubio, illustrating the persistent diplomatic deadlock between the two powers.

This tense exchange confirms that the question of American arms sales to Taiwan remains one of the most sensitive and recurring points of friction in the bilateral Sino-American relationship, with no prospect of a quick resolution.

A consistent American position

Despite repeated Chinese protests, Washington has maintained its position of continued support for Taiwan's defense capabilities, viewing these arms sales as essential to preserving the regional strategic balance against Chinese ambitions.

Daily life under permanent threat

A population accustomed to uncertainty

For the people of Taiwan, this national resilience exercise fits into a now-familiar routine, where crisis simulations and Chinese military patrols have been part of the everyday landscape for many years already.

This apparent normalization of the threat in no way diminishes the gravity of the situation, but rather reflects a remarkable psychological capacity to adapt in a society that has learned to live under constant pressure without giving in to panic.

Resilient tourism and economy

Despite this climate of permanent tension, the Taiwanese economy, driven notably by its global semiconductor industry, continues to function normally, a sign of economic resilience that Taiwan seeks to preserve at all costs.

The strategic role of Taiwanese semiconductors

A major geopolitical asset

Taiwan hosts a considerable share of global production of advanced semiconductors, a strategic sector that gives the island a disproportionate geopolitical importance relative to its size, and which partly explains the constant attention it receives from the international community.

This global dependence on Taiwan's chip industry is at once a form of protection, since no Western country can afford a supply disruption, and a vulnerability, since it makes Taiwan a top-tier strategic target.

A deterrent factor for Beijing

This economic reality also acts as an additional deterrent factor for Beijing, which would have to weigh the catastrophic global economic consequences of direct military action against the island's critical industrial infrastructure.

Regional and international solidarity

Attentive Asian partners

Several neighboring Asian democracies, notably Japan and South Korea, are following the situation around Taiwan with particular attention, aware that any major escalation would have direct repercussions on their own regional security.

This implicit regional solidarity translates into increased coordination among intelligence services and armed forces of several American allies in the Indo-Pacific region, in the face of rising tensions around the Taiwan Strait.

Western support beyond Asia

Beyond the Indo-Pacific region alone, several Western countries, including NATO members, are expressing growing support for Taiwan, recognizing that stability in the Taiwan Strait constitutes a matter of global security and no longer merely a regional one.

Lessons drawn from other recent conflicts

The shadow of the war in Ukraine

Taiwanese defense planners are closely watching the lessons drawn from the war in Ukraine, particularly how a determined national resistance can considerably slow a numerically superior military force, even against an adversary with vastly greater resources.

This Ukrainian reference, although the geographic and military context is very different, is increasingly shaping Taiwanese defense doctrine, notably regarding the importance of civilian resilience and popular mobilization in the event of a prolonged conflict.

An openly asymmetric preparation

Taiwan has also adopted an asymmetric defense strategy, betting on mobile, dispersed capabilities that are hard to neutralize, rather than a direct, symmetrical confrontation against mainland China's clearly superior military power.

The gray zones of confrontation

A war that dares not speak its name

The current confrontation between Taiwan and China largely unfolds in a gray zone, made up of intimidating military patrols, suspected cyberattacks, economic and diplomatic pressure, without ever officially crossing the threshold of declared armed conflict.

This gray-zone strategy allows Beijing to exert constant pressure on Taiwan while avoiding an escalation that would trigger a coordinated international response potentially costly for China itself.

The risk of an accidental slide

This buildup of tensions in the gray zone nonetheless carries a real risk of accidental escalation, where an isolated incident, misread by either side, could trigger a rapid and uncontrollable escalation in the Taiwan Strait.

Taiwan's position in the face of public opinion

Popular support for national resilience

Recent opinion polls in Taiwan show growing public support for national defense preparation measures, reflecting a growing collective awareness of the persistence of Chinese threats against the island.

This shift in Taiwanese public opinion strengthens the democratic legitimacy of government preparation efforts, on an island where debates over the best strategy toward China remain lively and at times politically divisive.

Internal divisions over the strategy to adopt

Despite this general support for national resilience, divisions persist within Taiwanese society over the optimal balance between firmness toward Beijing and maintaining a pragmatic economic and diplomatic dialogue with mainland China.

What this means for the Indo-Pacific balance

A barometer for the entire region

The situation around Taiwan acts as a genuine barometer for the entire Indo-Pacific strategic balance, where how Beijing and Washington manage this tension directly influences the behavior of other regional actors.

A major escalation around Taiwan would have repercussions well beyond the region alone, potentially disrupting global supply chains and forcing Western powers as a whole to reassess their overall strategic posture toward China.

A test of American credibility

How the United States would handle a major crisis around Taiwan would also be closely scrutinized by other American allies around the world, who would see it as a direct indicator of the reliability of American security commitments.

The next steps in Taiwan's preparation

Exercises set to be repeated

Taiwanese authorities have indicated their intention to regularly repeat and refine this type of multi-crisis exercise, in a logic of continuous improvement of national preparedness for increasingly complex and interconnected scenarios.

This iterative approach will also make it possible to incorporate lessons learned from each previous exercise, progressively strengthening the island's institutional and civilian resilience against constantly evolving threats.

An expected strengthening of military capabilities

Alongside these civilian resilience exercises, Taiwan is expected to continue strengthening its own defensive military capabilities, notably through new acquisitions of American equipment intended to deter any direct Chinese military action.

The role of informal military alliances

Discreet but real cooperation

Although Taiwan does not have a formal mutual defense treaty with the United States comparable to the one binding NATO members, several discreet military cooperation efforts have intensified in recent years, including intelligence sharing and regular joint training.

This informal cooperation, although never officially confirmed in detail by Washington, constitutes an additional deterrent factor that Beijing must factor into its own strategic calculations regarding Taiwan.

A deliberate strategic ambiguity

The United States deliberately maintains a certain strategic ambiguity about the exact extent of its commitment in the event of a Chinese invasion, a posture designed to deter Beijing without formally guaranteeing an automatic American military intervention.

Conclusion: an island that refuses to accept its fate

A resilience that commands respect

This two-day exercise mobilizing more than 370 Taiwanese officials illustrates a fundamental reality: Taiwan is not simply hoping the Chinese threat will fade away, it is actively and methodically preparing to face the worst possible scenarios.

This determination, combined with growing Western support and the irreplaceable strategic importance of its semiconductor industry, gives Taiwan real advantages against Beijing's regional ambitions, despite an undeniable military imbalance.

A file that will remain at the center of world attention

I will continue to closely follow the evolution of this confrontation in the Taiwan Strait, aware that this file will remain one of the most sensitive and most decisive matters in world geopolitics in the years to come.

By Maxime Marquette, columnist

Columnist's transparency note

Who I am and my acknowledged biases

I sign this profile as a pro-Western columnist, convinced that China represents a major strategic threat to Taiwan and to the Indo-Pacific balance, and in favor of continued Western support for threatened Asian democracies. This position guides my analysis of this file.

I rely on information reported by Reuters, the Independent, CNBC, and the Council on Foreign Relations, without access to confidential military documents or direct sources within the Taiwanese government.

What I don't know

I do not know whether China is genuinely considering direct military action against Taiwan in the short term, nor exactly how extensive a coordinated Western response would be in the event of a major escalation in the strait.

Sources

Primary sources

Reuters — Inside Taiwan's nightmare scenario: Chinese blockade, earthquake, sabotage, invasion — July 3, 2026

Council on Foreign Relations — Confrontation over Taiwan, conflict tracker — 2026

Secondary sources

The Independent — Xi Jinping tells China to prepare for storms in CCP speech — July 2026

Reuters — China's Xi urges ruling Communist Party to be adaptable to safeguard advances — July 1, 2026

CNBC — Xi Jinping marks CCP's 105th anniversary, touts global influence, mentions Taiwan — July 1, 2026

Reuters — China rejects US demands over Taiwan arms sales during Wang-Rubio call — July 1, 2026