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These timelines of world history detail recorded events since the creation of writing roughly 5000 years ago to the present day. For events from c. 3200 BC – c. 500 see: Timeline of ancient history. For events from c. 500 – c. 1499, see: Timeline of post-classical history. For events from c. 1500, see: Timelines of modern history.
Key events of the 20th century. The 20th century changed the world in unprecedented ways. The World Wars sparked tension between countries and led to the creation of atomic bombs, the Cold War led to the Space Race and the creation of space-based rockets, and the World Wide Web was created. These advancements have played a significant role in ...
February 15: A Day for Wartime Rallying. On February 15, 1898, the USS Maine sank in Havana Harbor, and "Remember the Maine!" became a rallying cry as the U.S. entered the Spanish-American War ...
1970 – Singer Janis Joplin dies of a drug overdose at the age of 27. 1970 – The Environmental Protection Agency is created. 1970 – The Occupational Safety and Health Act, or OSHA, is signed into law. 1971 – Singer Jim Morrison dies of a drug overdose at the age of 27. 1971 – President Richard Nixon ends the United States Gold standard ...
1971: Place cells in the brain are discovered by John O'Keefe. 1974: Russell Alan Hulse and Joseph Hooton Taylor, Jr. discover indirect evidence for gravitational wave radiation in the Hulse–Taylor binary. 1977: Frederick Sanger sequences the first DNA genome of an organism using Sanger sequencing.
Late modern period. For a timeline of events from 1801 to 1900, see Timeline of the 19th century. For a timeline of events from 1901 to 1945, see Timeline of the 20th century. For 1914–1918, see Timeline of World War I. For 1939–1945 see Timeline of World War II.
1880s. 1881: Nikolay Benardos presents carbon arc welding, the first practical arc welding method. [ 434] 1884: Hiram Maxim invents the recoil-operated Maxim gun, ushering in the age of semi- and fully automatic firearms. 1884: Paul Vieille invents Poudre B, the first smokeless powder for firearms.
History is the interpretation of past events, societies and civilizations. The term history comes from the Greek historia ( ἱστορία ), "an account of one's inquiries," and shares that etymology with the English word story as narrative. The 1911 Encyclopædia Britannica stated that "history in the wider sense is all that has happened ...