Imperialism: The policy or practice of extending one country's power through colonization or economic dominance over other regions or countries.
Nationalism: A strong sense of pride, loyalty, and devotion towards one's own nation or ethnic group often resulting in political movements seeking self-determination or independence.
Enlightenment: An intellectual movement during the 17th and 18th centuries emphasizing reason, logic, science-based thinking, individual rights, liberty, equality before law & constitutional government.