What Happened On This Day – April 25
2011 The largest tornado outbreak ever recorded hits the U.S.
348 people in six states were killed during the outbreak, which encompassed a total of 358 confirmed tornadoes.
1983 The German news magazine, Stern, announces discovery of Hitler's diaries
The documents were later exposed as forgeries, triggering one of the most spectacular media scandals in history. Experts believe that Hitler never kept a diary.
1974 In Portugal, the fascist Estado Novo is overthrown in a bloodless coup
The leftist Carnation Revolution was led by military officers and supported by widespread civil resistance.
1953 The double helix structure of DNA described for the first time
Francis Crick and James D. Watson published their groundbreaking findings about the molecule containing genetic information was in Nature that day.
1859 Construction of the Suez Canal begins
The waterway connecting the Mediterranean Sea and the Red Sea became the shortest sea link between Europe and Asia.
Births On This Day,
1940 Al Pacino
American actor, director
1928 Cy Twombly
American/Italian painter, sculptor
1917 Ella Fitzgerald
1874 Guglielmo Marconi
Italian businessman, inventor, developed Marconi's law, Nobel Prize laureate
1599 Oliver Cromwell
English general, politician
Deaths On This Day,
2008 Humphrey Lyttelton
English trumpet player, composer
2006 Jane Jacobs
American/Canadian journalist, author, activist
2001 Michele Alboreto
Italian race car driver
1944 George Herriman
1744 Anders Celsius