WHAT HAPPENED IN 1918.
Look what happened the 1918.

First tank-to-tank combat, at Villers-Bretonneux, France, when three British Mark IVs meet three German A7Vs. (24. April 1918)

General Motors acquires the Chevrolet Motor Company of Delaware. (2. May 1918)

World War I: Germans repel the British's second attempt to blockade the port of Ostend, Belgium. (9. May 1918)

The Mountainous Republic of the Northern Caucasus is officially established. (11. May 1918)

The Sedition Act of 1918 is passed by the U.S. Congress, making criticism of the government during wartime an imprisonable offense. It will be repealed less than two years later. (16. May 1918)

The Democratic Republic of Georgia is established. (26. May 1918)

The Azerbaijan Democratic Republic and the First Republic of Armenia declare their independence. (28. May 1918)

Armenia defeats the Ottoman Army in the Battle of Sardarabad. (29. May 1918)

World War I, Western Front: Battle for Belleau Wood – Allied Forces under John J. Pershing and James Harbord engage Imperial German Forces under Wilhelm, German Crown Prince. (1. June 1918)

World War I: Battle of Belleau Wood – The U.S. Marine Corps suffers its worst single day's casualties while attempting to recapture the wood at Chateau-Thierry. (6. June 1918)

The Austro-Hungarian battleship SMS Szent István sinks off the Croatian coast after being torpedoed by an Italian MAS motorboat; the event is recorded by camera from a nearby vessel. (10. June 1918)

The Hammond Circus Train Wreck kills 86 and injures 127 near Hammond, Indiana. (22. June 1918)

First airmail service in Canada from Montreal to Toronto. (24. June 1918)

World War I, Western Front: Battle for Belleau Wood – Allied Forces under John J. Pershing and James Harbord defeat Imperial German Forces under Wilhelm, German Crown Prince. (26. June 1918)

Ottoman sultan Mehmed VI ascended to the throne. (4. July 1918)

Bolsheviks killed Tsar Nicholas II of Russia and his family (Julian calendar date). (4. July 1918)

Great Train Wreck of 1918: in Nashville, Tennessee, an inbound local train collides with an outbound express killing 101 and injuring 171 people, making it the deadliest rail accident in United States history. (9. July 1918)

The Imperial Japanese Navy battleship Kawachi blows up at Shunan, western Honshu, Japan, killing at least 621. (12. July 1918)

World War I: the Second Battle of the Marne begins near the River Marne with a German attack. (15. July 1918)

Emperor Nicholas II of Russia and his immediate family and retainers are murdered by Bolshevik Chekists at the Ipatiev House in Yekaterinburg, Russia. (17. July 1918)