yes
what caused world war1 is the great depression
Find it out your self !!
The invasion of Belgium by Germany was one of the causes of World War 1.
Militarism Alliance system Iperilism Nationalism There are the M.A.I.N causes of ww1
The three underlying causes were nationalism,alliances, and more weapons.
The Balkans crisis
Napoleon
Socialism
it was a cause
yes
sank the Lusitania