Journalism of Courage
Et Tu, Brute? Most iconic betrayals in human history
The concept of "The Great Betrayal" is a powerful narrative tool in history because it reminds us that the fall of an empire often comes from within, rather than from an enemy at the gates.
March 23, 2026 10:46 IST
1 / 7History is filled with moments of loyalty, courage, and ambition, but also shocking betrayals that changed the course of events. From political conspiracies to personal treachery, these betrayals altered empires, wars, and legacies. Here are six of the most iconic betrayals that left a lasting mark on world history.
2 / 7Vidkun Quisling During World War II: During World War II, Norwegian politician Vidkun Quisling collaborated with Adolf Hitler and supported the Nazi occupation of Norway. His name later became synonymous with traitor. (wikimedia commons)
3 / 7The Assassination of Julius Caesar: In 44 BCE, Roman leader Julius Caesar was assassinated by a group of senators led by Marcus Junius Brutus and Gaius Cassius Longinus. The betrayal shocked Rome, especially because Brutus was considered a close ally of Caesar. The event ultimately contributed to the fall of the Roman Republic.
4 / 7Robert Hanssen: Robert Hanssen, an FBI agent, secretly spied for the Soviet Union and later Russia for over two decades. His betrayal exposed numerous intelligence operations and is considered one of the most damaging espionage cases in U.S. history.
5 / 7Mir Jafar at the Battle of Plassey: Mir Jafar betrayed the Nawab of Bengal, Siraj ud-Daulah, by siding with the British East India Company. His betrayal helped the British win the Battle of Plassey in 1757, paving the way for colonial rule in India.
6 / 7Judas Iscariot Betrays Jesus Christ: According to Christian tradition, Judas Iscariot betrayed Jesus by revealing his location to authorities in exchange for thirty pieces of silver. This act led to the arrest and crucifixion of Jesus and remains one of the most well known betrayals in religious history.
7 / 7Benedict Arnold and the American Revolution: During the American Revolutionary War, Benedict Arnold secretly planned to surrender the American fort at West Point to the British. When the plot was discovered, Arnold defected to the British side, becoming synonymous with treachery in American history.
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