Question

Which of these events ultimately led to World War 1? Choose three answers.

O The assassination of Archduke Franz Ferdinand angered Austria.
O Serbia declared war on Austria, which caused Austria's allies to go to war.
D Nationalism increased tensions in the Balkan peninsula.
U Russia's mobilization plan called for an invasion of France through Belgium.
O Alliances caused a chain of events that pulled each country into war?

Answer 1

Step-by-step explanation:

1) the assassination of archduke franz ferdinand angered austria