nationalism, imperialism, militarism , and forming allies
Answer:
The United States became active in WW1 because Germany embarked on a deadly gamble.Germany sank many American merchant ships around the British Isles which prompted the American entry into the war. The main reasons the US got involved in the war was because of nationalism, imperialism, militarism, and forming allies.
Explanation:
i dont know tbh sorry if i get it wrong
