World War 1

The biggest collapse in the 20th century

Time Frame

The World War 1 started on July 28,1914 , and ended on November 11, 1918.

Social Conflict

In the beginning of the summer of 1914 a sudden outburst shook up many of the pre-war social and political structures.

http://www.history.com/topics/world-war-i/world-war-i-history/videos/causes-of-world-war-i

WW1 video recap