1st » The armored cruiser Greek cruiser Georgios Averof known as 'Georgios Averof' is commissioned into the Hellenic Navy called Greek Navy. It now serves as a museum ship.
7th » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the 'Mona Lisa' from the Louvre museum.
18th » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
23rd » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
25th » An explosion of badly degraded propellant charges on board the French battleship Liberté or French battleship 'Liberté' detonates the forward ammunition magazine (artillery) named magazines and destroys the ship.
29th » Italy declares Italo-Turkish War named war on the Ottoman Empire.
Famous Birthdays on September in 1911
2nd » Romare Bearden, American painter and author (d. 1988)
2nd » William F. Harrah, American businessman, founded the Caesars Entertainment Corporation (d. 1978)