Baby Boom: A significant increase in birth rates following World War II, resulting in a large cohort of individuals born during this period.
Postwar Era: Refers to the time after World War II when countries were rebuilding and recovering from the war's devastation.
Cold War: A state of political tension between Western democracies (led by the United States) and Eastern bloc countries (led by the Soviet Union) that lasted from roughly 1947 to 1991.