The event that triggered World War 1 was the assassination of Archduke Franz Ferdinand of Austro-Hungary on June 18, 1914 in Sarajevo.
The assassination of the Archduke Ferdinand and his wife, Sophie, in Sarejavo, Serbia in Aug 1914. He was the Austro-Hungarian emperor, of the Hapsburgs. They were allied with the Hohenzollerns or the German Kaiser Wilhelm II.
One big event that happened in America during World War 1 was that the economy started to improve. Industry also picked up during this time.
http://50thingstonotknow.blogspot.com/2006/12/world-war-iii-almost-started-in-1995.html
The bombing of Pearl Harbor was the main thing that started the war
World War 1 started in 1914 and ended in 1918, World War 2 started in 1939 and ended in 1945
Militancy triggered by the cultural and territorial encroachment resulting in the Creek War.
The UN was started in 1945, just after World War II.
It was the assasination of archduke franz Ferdinand that directly started world war 1
It was Germany's invasion of Poland that began World War II.
Germany invaded Poland
The assassination of Franz Ferdinand
The assassination of Archduke Ferdinand
World War One started.
Many events led to world war1 but the main event that started the war was when archduke Franz Ferdinand of austria-Hungary was assassinated by a serbian terrorist Many events led to world war1 but the main event that started the war was when archduke Franz Ferdinand of austria-Hungary was assassinated by a serbian terrorist
the invasion of poland 1st september 1939
The assassination of Arch Duke Franz Ferdinand.
The War started when Adolf Hitler's Nazis Germany invaded Poland.
When Franz Ferdinand was assassinated, a bunch of treaties required everyone to go to war.