Which was a cause of world war 1?
ARussia's desire to stay out of military alliances
BThe unification of separate German states into one nation
CThe invasion of Belgium by German troops
DAustria-Hungary's imperialist ambitions to dominate the Balkans
ARussia's desire to stay out of military alliances
BThe unification of separate German states into one nation
CThe invasion of Belgium by German troops
DAustria-Hungary's imperialist ambitions to dominate the Balkans