20 Assassinations That Triggered Major Wars

The president of Rwanda was killed when his plane was shot down near Kigali. His death immediately triggered the Rwandan genocide and a broader regional conflict. Within a matter of hours, extremist groups launched coordinated violent attacks. This crisis also contributed to the outbreak of wars in neighboring countries.

The British Prime Minister was assassinated in London by a disgruntled shopkeeper. His death threw the government into turmoil in the midst of the Napoleonic Wars. While this event did not trigger a war, it did exacerbate political instability at a critical moment, and the changes at the head of the government influenced Britain’s war policy.

Alexander I died after being bitten by a monkey, but the political situation surrounding the monarchy was already very unstable. Although it was not an assassination in the strict sense of the word, the power struggles led to changes at the head of the state. These changes contributed to the outbreak of the Greco-Turkish War.

The South Vietnamese president was assassinated during a military coup. His ouster destabilized the government during the Vietnam War. The political uncertainty led to greater U.S. involvement in the region, and the conflict intensified in the years that followed.

The Japanese admiral was deliberately targeted and killed by U.S. forces during World War II. His death occurred in the context of an ongoing conflict, but it was of strategic importance because it had repercussions for Japanese naval planning and morale. The war in the Pacific continued to intensify thereafter.

Also known as Queen Min, she was assassinated by agents linked to Japanese interests. Her death exacerbated tensions between Korea, China, and Japan, thereby contributing to the instability that prevailed on the eve of the First Sino-Japanese War. The region then entered a period of increasingly intense conflict.

Bangladesh’s founding leader was assassinated during a military coup. His death led to years of political instability, and rival factions vied for control of the government. This instability gave rise to internal conflicts that continue to this day.

James was assassinated by rebel nobles. His death sparked a power struggle among the various Scottish factions. Rival groups vied for influence and control, leading to constant internal conflicts within the kingdom.

The second caliph of the Islamic State was assassinated in Medina. His death sparked debates over succession, as political divisions deepened within the nascent Islamic community. These tensions contributed to the conflicts and divisions that followed.

Pompey was assassinated in Egypt during the Roman Civil War. His death marked a turning point in the conflict between Caesar and his rivals and significantly weakened the opposition to Caesar. The civil war quickly turned in Caesar’s favor.

The Roman emperor was assassinated by members of his own guard. His death triggered a sudden power crisis in Rome, and a period of political uncertainty ensued as factions vied for control. This instability led to the rise of Emperor Claudius and a rapid consolidation of power.

The Byzantine emperor was assassinated in a palace plot. His death led to a change in leadership at a time when military conflicts were raging. Rival factions were vying for influence within the empire. 

Umberto I was assassinated by an anarchist amid social unrest. His death exacerbated political tensions in Italy. The government responded by adopting stricter measures. These measures influenced subsequent internal conflicts and shaped the political discourse.

The South African prime minister was assassinated in Parliament. His assassination occurred at the height of tensions surrounding apartheid. Although this event did not trigger a war, it contributed to the rise of resistance movements. Conflicts within the country intensified over time and drew greater attention from the international community.

The Mexican revolutionary leader was assassinated after years of conflict. His death upset the balance of power in post-revolutionary Mexico, as various groups continued to vie for influence. This prolonged instability in the region slowed political consolidation.

The Spanish conquistador was assassinated in Lima. His death sparked power struggles among Spanish factions in Peru, leading to further colonial conflicts and weakening central authority.

Philippe was assassinated during a conflict over the German throne. His death exacerbated the civil war within the Holy Roman Empire, as rival claimants continued to vie for power. This conflict destabilized the region for years and disrupted governance.

The former Indian prime minister was assassinated during the election campaign. His death had major political repercussions and also highlighted the ongoing regional tensions involving Sri Lanka. 

The Pakistani leader was assassinated during a political rally. Her death sparked widespread unrest across the country. Political instability increased significantly, which had repercussions on the ongoing conflicts in Pakistan and influenced the outcome of subsequent elections.

The British colonial governor was killed by an angry mob in Antigua. His assassination reflected the deep-seated tensions within the colonial administration. This event led to increased military control in the region.