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Which was a cause of World War I?

A. Russia's race to industrialize
B. The invention of airplanes
C. The second industrial revolution
D. Europes system of military alliances

Respuesta :

D. Europes system of military alliances... Because Germany was Allied to Austria and when Russia declared war on Austria the Germans had to come to Austria aid and you get the picture.

The cause of World War I can be attributed to : D:Europes system of military alliances.

World War I,  can be regarded as Great War, this war started around 1914 when some people assassinated Archduke Franz Ferdinand of Austria.

However, the real war actually started as a result of the Europes system of military alliances.

Therefore, option D is correct.

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