Wikipedia:Selected anniversaries/March 15

On March 15:

Christopher Columbus

• 44 BC - Julius Caesar was killed by a group of Roman senators.
• 1493 - Christopher Columbus returned after his first trip to the Americas.
• 1906 - Charles Rolls and Henry Royce founded automaker Rolls-Royce.
• 1917 - Tsar Nicholas II abdicated, ending Imperial Russia.
• 1944 - Allied aircraft heavily bombed the monastery atop Monte Cassino.

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