Multiple choice What were the long term causes of World War I? militarism, alliances, imperialism, nationalism money, alliances, inflation, nationalism militarism, immigration, land, nationalism militarism, land, religion, colonies Reveal answer Fill a bubble to check yourself A Correct answer Explanation The acronym MAIN (Militarism, Alliances, Imperialism, Nationalism) is the standard historical framework for the long-term causes of World War I.