Michelangelo was commissioned to create his sculpture Pietà.
Source
Hundreds of thousands of people marched peacefully through the streets of Barcelona due to a terrorist attack.
The Beatles released one of their all-time hits, Hey Jude, in the US.
The first electric power was generated at Niagara Falls.
The Battle of Crécy occurred when the French army attacked the English army while they traversed northern France.
Indonesia announced they plan to move their capital city from Jakarta to Borneo.