April 7 is the 97th day of the year in the Gregorian calendar (98th in leap years). There are 268 days remaining.

  1. 529 - First draft of Corpus Juris Civilis (a fundamental work in jurisprudence) is issued by Eastern Roman Emperor Justinian I.
  2. 1348 - Charles University is founded in Prague.
  3. 1521 - Ferdinand Magellan arrives at Cebu.
  4. 1541 - Francis Xavier leaves Lisbon on a mission to the Portuguese East Indies.
  5. 1655 - Fabio Chigi becomes Pope Alexander VII.
  6. 1795 - France adopts the metre as the basic measure of length.
  7. 1798 - The Mississippi Territory is organized from territory ceded by Georgia and South Carolina and is later twice expanded to include disputed territory claimed by both the U.S. and Spain.
  8. 1805 - Lewis and Clark Expedition: The Corps of Discovery breaks camp among the Mandan tribe and resumes its journey West along the Missouri River.
  9. 1805 - First public performance of Beethoven's Third Symphony (Eroica).
  10. 1827 - John Walker, an English chemist, sells the first friction match. He had invented it in the previous year.
  11. 1829 - Joseph Smith, Jr., founder of The Church of Jesus Christ of Latter-day Saints, commences translation of the Book of Mormon, with Oliver Cowdery as his scribe.
  12. 1856 - Foundation of Nelson College, Nelson, New Zealand.
  13. 1862 - American Civil War: Battle of Shiloh ends - Union Army under General Ulysses S. Grant defeat the Confederates near Shiloh, Tennessee.
  14. 1867 - Johnson C. Smith University was established this day.
  15. 1906 - Mount Vesuvius erupts and devastates Naples.
  16. 1906 - The Algeciras Conference gives France and Spain control over Morocco.
  17. 1908 - H. H. Asquith of the Liberal Party takes office as Prime Minister of the United Kingdom, from Sir Henry Campbell-Bannerman
  18. 1922 - Teapot Dome scandal: United States Secretary of the Interior leases Teapot Dome petroleum reserves in Wyoming.
  19. 1927 - First long distance public television broadcast (Washington, DC to New York City, displaying the image of Commerce Secretary Herbert Hoover).
  20. 1933 - Prohibition was repealed for beer of no more than 3.2% alcohol by weight (or 4% by volume), eight months before the ratification of XXI amendment.
  21. 1939 - World War II: Italy invades Albania.
  22. 1940 - Booker T. Washington becomes the first African American to be depicted on a United States postage stamp.
  23. 1943 - Holocaust in Terebovlia, western Ukraine: Germans order 1,100 Jews to undress and in underwear, they were marched through the city of Terebovlia to a village Plebanivka, about 2 km outside, where they were gunfired in the ditches.
  24. 1945 - World War II: The Japanese battleship Yamato, the largest battleship ever constructed, is sunk 200 miles north of Okinawa while en-route on a suicide mission in Operation Ten-Go.
  25. 1945 - Kantaro Suzuki becomes the 42nd Prime Minister of Japan.
  26. 1945 - World War II: Visoko was liberated by the 7th, 9th and 17th Krajina brigades from the Tenth division of Yugoslav Partisan forces.
  27. 1946 - Syria's independence from France is officially recognised.
  28. 1948 - The World Health Organization is established by the United Nations.
  29. 1953 - Dag Hammarskjöld is elected United Nations Secretary General.
  30. 1954 - U.S. President Dwight D. Eisenhower gives his "domino theory" speech during a news conference.
  31. 1955 - Anthony Eden, Conservative Party, becomes Prime Minister of the United Kingdom.
  32. 1956 - Spain relinquishes its protectorate in Morocco.
  33. 1963 - Yugoslavia is proclaimed to be a Socialist republic and Josip Broz Tito is named President for life.
  34. 1964 - IBM announces the System/360.
  35. 1967 - Six-Day War: Israeli fighters shoot down seven Syrian MIG-21s.
  36. 1969 - The Internet's symbolic birth date: publication of RFC 1.
  37. 1977 - German Federal Prosecutor Siegfried Buback and his driver are shot by two Red Army Faction members while waiting at a red light.
  38. 1980 - The United States severs diplomatic relations with Iran and imposes economic sanctions following the taking of American hostages on November 4, 1979.
  39. 1983 - During STS-6, astronauts Story Musgrave and Don Peterson perform the first space shuttle spacewalk (duration: 4 hours, 10 minutes).
  40. 1989 - Soviet submarine Komsomolets sinks in the Barents Sea off the coast of Norway killing 42 sailors.
  41. 1990 - Iran Contra Affair: John Poindexter is found guilty of five charges for his part in the scandal (the conviction was reversed on appeal).
  42. 1992 - Republika Srpska announces its independence.
  43. 1994 - Massacres of Tutsis begin in Kigali, Rwanda.
  44. 2001 - Mars Odyssey is launched. Nitro is introduced at Six Flags Great Adventure in Jackson, New Jersey.
  45. 2003 - U.S. troops capture Baghdad; Saddam Hussein's regime falls two days later.
  46. 2006 - Severe tornadoes rip through central Tennessee, destroying hundreds of homes and killing 13 people.