Because countries loved their country so much and felt pride in their country that they felt threatened by anyone who tried to control them or tried to take the pride in their country away so they declared war
Nationalisn ked some to want independence and other to dominate the world. These rivalries are one of the causes of WW1.
Primarily by fighting the war...
How did Russian Revolution contribute to instability in Europe during and after World War 1?The Russian Revolution contribute when
he contribute to world war 1 by helped cture 132 Germans when his patrol was attaced in France.
The World War 1 did contribute to the immigration of the African Americans to the US because they were used as soldiers and back up.
Hitler
It didn't. It helped start World War 2.
didn't contribute.
It created jobs in the North
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