19271999
19271999 denotes the period from 1927 through 1999, a continuous window used in historical, cultural, and sociopolitical analysis to discuss long-term change across politics, society, technology, and culture. It begins in the late interwar era, includes the Great Depression, and spans World War II and the reshaping of the international order that followed. The postwar decades see economic expansion, demographic shifts, and rising social movements, as well as the emergence of new political alignments amid the Cold War. The period also covers the development of modern mass media, scientific and industrial innovations, and the beginnings of globalization that would intensify in the late 20th century.
From the 1960s and 1970s onward, decolonization, civil rights movements, and revolutions in science and technology