Around 2:30 am on Monday, 26 June 1978, the historic Palace of Versailles near Paris, France, was bombed by Breton nationalists belonging to the Breton Liberation Front (FLB). The powerful explosion occurred on the ground floor of the left wing of the palace and caused damage within an 80 meter radius. Many statues and priceless paintings were damaged, including an entire gallery and several pieces of Napoleonic art, and a wide hole was opened in the ceiling. The bomb caused millions of francs in damage. The Hall of Mirrors, opera house and chapel were undamaged. One night guard was wounded.

The Palace of Versailles is a former royal residence commissioned by King Louis XIV located in Versailles, about 19 kilometers (12 mi) west of Paris, France.