assasination of archduke franz ferdinand was used as an excuse by the Entente to attack Allies
The UN was started in 1945, just after World War II.
the shooting of some guy called franz ferdinand. if you want, look it up on wikipedia
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.
World War One started.
Germany invaded Poland
The assassination of Archduke Ferdinand
The assassination of Franz Ferdinand
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 assassination of Arch Duke Franz Ferdinand.
the invasion of poland 1st september 1939
The War started when Adolf Hitler's Nazis Germany invaded Poland.