World War 1 was basically a global war that started on 28 June, 1914 and ended on 11 November 1918 through a peace treaty.
This war had all the main powers of the world involved in it. On one front there were the Entente Powers and on the other front were the Central Powers. The members of the central powers included:
- German Empire and its colonies
- Kingdom of Bulgaria
- Ottoman Empire
- Austrian-Hungarian Empire
This war resulted in the victory of Entente Powers and the above empires were dissolved.