The 20th ( twentieth) century began on January 1, 1901 ( MCMI ), and ended on December 31, 2000 ( MM ). [1] The 20th century was dominated by significant events that defined the modern era: the sixth mass extinction, Spanish flu pandemic, World War I and World War II, nuclear weapons, nuclear power and space exploration, nationalism and ...
- Timeline of The 20th Century
1901. January 1: The Australian colonies federate.; January...
- 21st Century
The 21st (twenty-first) century is the current century in...
- List of State Leaders in The 20th Century
View history; Millennium; 2nd millennium: Centuries; 19th...
- 19th Century
The 19th (nineteenth) century began on 1 January 1801 (),...
- 2nd Millennium
The second millennium of the Anno Domini or Common Era was a...
- 1980s
The 1980s (pronounced "nineteen-eighties", shortened to "the...
- 20th Century (Disambiguation)
Film and theatre. 20th Century Studios, a film studio...
- Timeline of The 20th Century
Events in the 20th century [ edit] Between the wars [ edit]. After World War I, the global economy remained strong through the 1920s. The war had provided... Global war: World War II (1939–1945) [ edit]. This section provides a conversational overview of World War II in Europe. The post-war world [ ...
The 20th century began on January 1, 1901 and ended on December 31, 2000. It was the century that saw two world wars, the Soviet Union rise and fall, the coming of the telephone, sound recording, movies and television, airplanes, atomic weapons, genetics and DNA, computers and electronics in general.
- 19th century, 20th century, 21st century
- 2nd millennium
- 19th century, 20th century, 21st century
- 19th century, 20th century, 21st century
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The 20th century in the United States refers to the period in the United States from 1901 through 2000 in the Gregorian calendar. For information on this period, see: History of the United States series: History of the United States (1865–1918) History of the United States (1918–1945) History of the United States (1945–1964)
20th century 1900s. 1900: The first Zeppelin is designed by Theodor Kober. 1901: The first motorized cleaner using suction, a powered "vacuum cleaner", is patented independently by Hubert Cecil Booth and David T. Kenney. 1903: The first successful gas turbine is invented by Ægidius Elling.
Timelines of world history; List of timelines; Chronology; See calendar and list of calendars for other groupings of years. See history, history by period, and periodization for different organizations of historical events. For earlier time periods, see Timeline of the Big Bang, Geologic time scale, Timeline of evolution, and Logarithmic timeline