In the years leading to World War I, the spirit of nationalism increased competition among nations to do which of these? Choose four correct answers.

Nationalism encouraged nations to prove their strength and greatness through imperial, economic, and military competition. They sought to expand colonial empires, grow their economies, build large military forces, and form alliances for security and influence. Converting nonbelievers and holding antiwar demonstrations were not the main forms of competition among nations before World War I.

AI-written and checked against the verified answer.