The term mid-twentieth century refers to the period roughly between 1945 and 1975, spanning from the end of World War II until the mid-point of the 20th century.
Related terms
Decolonization: Decolonization refers to the process by which colonies gained independence from their colonial rulers.
Cold War: The Cold War was a geopolitical tension between two superpowers, primarily the United States and Soviet Union, characterized by political rivalry without direct military conflict.
Baby Boom: The baby boom refers to a significant increase in birth rates following World War II when soldiers returned home and started families on a large scale.