18861956

18861956 is a shorthand reference to the historical interval spanning the years 1886 through 1956. It is not a formal epoch, but a way to discuss the late 19th and mid-20th centuries as a continuous period marked by rapid political, economic, scientific, and cultural change. The years bracket a sequence of long-term processes and pivotal events that helped shape the modern world.

During this period, industrialization and imperial expansion transformed societies around the globe. The early 20th century brought World War I and the Russian Revolution, followed by the interwar years and the Great Depression. The mid-20th century saw World War II and the postwar realignment, the founding of the United Nations, widespread decolonization, and the early phase of the Cold War, which influenced politics, technology, and international relations for decades.

Notable events and milestones within 1886–1956 include:

- 1886: dedication of the Statue of Liberty

- 1914–1918: World War I

- 1917: Russian Revolution

- 1929: global economic crisis

- 1939–1945: World War II

- 1945: founding of the United Nations

- 1947: acceleration of independence movements

- 1949: formation of NATO

- 1950–1953: Korean War

- 1954: Brown v. Board of Education decision

- 1956: Suez Crisis and Hungarian Revolution

In science and culture, the period witnessed rapid advances in physics and chemistry, the growth of modern cinema, and early breakthroughs in medicine and technology that would influence later decades.