The single event that started a chain of other events that led to World War 1 was the assassination of Archduke Ferdinand. This event took place in June of 1914. Archduke Ferdinand was the heir to the Austro-Hungarian throne.
Hitler invaded Poland
The event that started World War 1 was the assasination of the Archduke Francis Ferdinand of Austria.
hitlers invasion of Poland
World War 1 was started when the Archduke Ferdinand of Austria-Hungary was assinated.
The treaty of Versailles and that started the war up again
Hitler invaded Poland
No one single event started the end of the Cold War. Rather it was a series of factors that combined.
The UN was started in 1945, just after World War II.
The event that started World War 1 was the assasination of the Archduke Francis Ferdinand of Austria.
hitlers invasion of Poland
It was the assasination of archduke franz Ferdinand that directly started world war 1
The assassination of Archduke Ferdinand.
World War II started in EUROPE when Italy invaded and took control of Ethiopia. World War II started in JAPAN when Japan invaded Manchuria.
The big one was Germany's invasion of Poland, that kind of kicked it off, but China and Japan were fighting the war with each other first.
World War 1 was started when the Archduke Ferdinand of Austria-Hungary was assinated.
The treaty of Versailles and that started the war up again
The assassination of Franz Ferdinand by a Serbian Gavrilo Princip is the event that started World War 1. Ferdinand's wife Sophie was also killed in the attack.