Which events sparked World War I? Check all that apply Nationalism increased tensions in the Balkan peninsula. The assassination
of Archduke Ferdinand angered Austria-Hungary. Russia’s mobilization plan called for an invasion of France through Belgium. Alliances caused a chain of events that pulled each county into war. Serbia declared war on Austria, which caused Austria’s allies to go to war.
Jackson's plans toward Native Americans were controversial because he wanted to remove the Native Americans, though they were the original people who lived in the land. The land should've belong to them, they originally inherited the land.