So you want to have a drink but you aren't sure why? Here are some GREAT reasons to call your friends over and have a party.

June 30th


- Christian Feast Day
- Independence Day, celebrates the independence of Democratic Republic of the Congo from Belgium in 1960.

June 30th


- 2009 - Yemenia Flight 626 crashes off the coast of Moroni, Comoros killing 152 people and leaving 1 survivor
- 1997 - The United Kingdom transfers sovereignty over Hong Kong to the People's Republic of China.
- 1992 - Former Prime Minister Margaret Thatcher joins the House of Lords as Baroness Thatcher.
- 1991 - 32 miners are killed when a coal mine catches fire in the Donbass region of Ukraine releases toxic gas.
- 1990 - East Germany and West Germany merge their economies.
- 1987 - The Royal Canadian Mint introduces the $1 coin, known as the Loonie.
- 1986 - The U.S. Supreme Court rules in Bowers v. Hardwick that states can outlaw homosexual acts between consenting adults.
- 1985 - Thirty-nine American hostages from the hijacked TWA Flight 847 are freed in Beirut after being held for 17 days.
- 1972 - The first leap second is added to the UTC time system.
- 1971 - The crew of the Soviet Soyuz 11 spacecraft are killed when their air supply escapes through a faulty valve.
- 1971 - Ohio ratifies the 26th Amendment to the U.S. Constitution, lowering the voting age to 18, thereby putting the amendment into effect.
- 1969 - Nigeria bans Red Cross aid to Biafra.
- 1968 - Pope Paul VI issues the Credo of the People of God.
- 1963 - Ciaculli massacre: a car bomb, intended for Mafia boss Salvatore Greco, kills seven between police officers and military personnel near Palermo.
- 1960 - Congo gains independence from Belgium.
- 1959 - A United States Air Force F-100 Super Sabre from Kadena Air Base, Okinawa, crashes into a nearby elementary school, killing 11 students plus six residents from the local neighborhood.
- 1956 - A TWA Super Constellation and a United Airlines DC-7 (Flight 718) collide above the Grand Canyon in Arizona, United States, killing all 128 on board the two planes.
- 1953 - The first Chevrolet Corvette rolls off the assembly line in Flint, Michigan.
- 1944 - World War II: The Battle of Cherbourg ends with the fall of the strategically valuable port to American forces.
- 1941 - World War II: Operation Barbarossa – Germany captures Lviv, Ukraine.
- 1936 - Emperor Haile Selassie of Abyssinia appeals for aid to the League of Nations against Italy's invasion of his country.
- 1935 - The Senegalese Socialist Party holds its first congress.
- 1934 - The Night of the Long Knives, Adolf Hitler's violent purge of his political rivals in Germany, takes place.
- 1921 - U.S. President Warren G. Harding appoints former President William Howard Taft Chief Justice of the United States.
- 1912 - The Regina Cyclone hits Regina, Saskatchewan, killing 28. It remains Canada's deadliest tornado event.
- 1908 - The Tunguska event occurs in remote Siberia.
- 1906 - The United States Congress passes the Meat Inspection Act and Pure Food and Drug Act.
- 1905 - Albert Einstein publishes the article "On the Electrodynamics of Moving Bodies", in which he introduces special relativity.
- 1886 - The first transcontinental train trip across Canada departs from Montreal. It arrives in Port Moody, British Columbia on July 4.
- 1882 - Charles J. Guiteau is hanged in Washington, D.C. for the assassination of U.S. President James Garfield.
- 1864 - U.S. President Abraham Lincoln grants Yosemite Valley to California for "public use, resort and recreation".
- 1860 - The 1860 Oxford evolution debate at the Oxford University Museum of Natural History takes place.
- 1859 - French acrobat Charles Blondin crosses Niagara Falls on a tightrope.
- 1805 - The U.S. Congress organizes the Michigan Territory.
- 1794 - Native American forces under Blue Jacket attack Fort Recovery.
- 1758 - Seven Years' War: The Battle of Domstadtl takes place.
- 1688 - The Immortal Seven issue the Invitation to William (continuing the English rebellion from Rome), which would culminate in the Glorious Revolution.
- 1651 - The Deluge: Khmelnytsky Uprising – the Battle of Beresteczko ends with a Polish victory.
- 1559 - King Henry II of France is seriously injured in a jousting match against Gabriel de Montgomery.
- 1520 - The Spaniards are expelled from Tenochtitlan.
- 1422 - Battle of Arbedo between the duke of Milan and the Swiss cantons.
- 350 - Roman usurper Nepotianus, of the Constantinian dynasty, is defeated and killed by troops of the usurper Magnentius, in Rome).

June 30th


- 1991 - Kaho, Japanese actress
- 1989 - Steffen Liebig, German rugby player
- 1989 - Miguel Vítor, Portuguese footballer
- 1989 - David Myers, Australian Football Player
- 1986 - Victoria Crawford, American wrestler and model
- 1986 - Allegra Versace, Italian heiress
- 1986 - Nicola Pozzi, Italian footballer
- 1986 - Freddy Guarín, Colombian footballer
- 1985 - Trevor Ariza, American basketball player
- 1985 - Rafal Blechacz, Polish classical pianist
- 1985 - Michael Phelps, American swimmer
- 1985 - Fabiana Vallejos, Argentine footballer
- 1985 - Cody Rhodes, American wrestler
- 1984 - Fantasia Barrino, American singer
- 1984 - Gabriel Badilla, Costa Rican footballer
- 1984 - Miles Austin, American football player
- 1983 - Brendon James, British drummer (Thirteen Senses)
- 1983 - Marlin Jackson, American football player
- 1983 - Patrick Wolf, English singer-songwriter
- 1983 - Cheryl Cole, British singer (Girls Aloud) and talent show judge (The X Factor)
- 1983 - Marcus Burghardt, German cyclist
- 1982 - Andy Knowles, British drummer (Franz Ferdinand)
- 1982 - Mitch Maier, American baseball player
- 1982 - Delwyn Young, American baseball player
- 1982 - Lizzy Caplan, American actress
- 1981 - Can Artam, Turkish racing driver
- 1981 - Matt Kirk, Canadian football player
- 1981 - Karolina Sadalska, Polish kayaker
- 1981 - Ben Utecht, American football player
- 1980 - Rade Prica, Swedish footballer
- 1980 - Seyi Olofinjana, Nigerian footballer
- 1979 - Matisyahu, American reggae singer
- 1979 - Rick Gonzalez, American actor
- 1979 - Sylvain Chavanel, French cyclist
- 1978 - Ben Cousins, Australian football player
- 1978 - Claudio Rivalta, Italian footballer
- 1977 - Justo Villar, Paraguayan footballer
- 1977 - Mark Van Gisbergen, New Zealand-born English rugby union player
- 1975 - Ralf Schumacher, German Formula One driver
- 1975 - Rami Shaaban, Swedish footballer
- 1975 - James Bannatyne, New Zealand footballer
- 1974 - Tony Rock, American actor and stand-up comedian
- 1973 - Chan-ho Park, South Korean baseball player
- 1973 - Frank Rost, German footballer
- 1973 - Noam Zylberman, Israeli-born Canadian actor
- 1972 - Sandra Cam, Belgian swimmer
- 1972 - James Martin, English celebrity chef
- 1971 - Anette Michel, Mexican actress
- 1971 - Monica Potter, American actress
- 1970 - Brian Bloom, American actor
- 1970 - Antonio Chimenti, Italian footballer
- 1970 - Mark Grudzielanek, American baseball player
- 1969 - Sanath Jayasuriya, Sri Lankan cricketer
- 1968 - Phil Anselmo, American singer (Pantera)
- 1967 - David Busst, English former footballer
- 1966 - Mike Tyson, American boxer
- 1966 - Marton Csokas, New Zealand actor
- 1966 - Cheryl Bernard, Canadian curler
- 1965 - Mitch Richmond, American basketball player
- 1965 - Steve Duchesne, Canadian ice hockey player
- 1965 - Gary Pallister, English footballer
- 1964 - Alexandra Christina Manley, Hong Kong-born ex-wife of Prince Joachim of Denmark
- 1964 - Mark Waters, American film director
- 1963 - Yngwie Malmsteen, Swedish guitarist
- 1962 - Tony Fernández, Dominican baseball player
- 1962 - Julianne Regan, British singer and guitarist (All About Eve)
- 1960 - Murray Cook, Australian singer (The Wiggles)
- 1959 - Vincent D'Onofrio, American actor
- 1959 - Brendan Perry, British multi-instrumentalist (Dead Can Dance)
- 1958 - Esa-Pekka Salonen, Finnish conductor and composer
- 1957 - Sterling Marlin, American NASCAR driver
- 1957 - Rich Vos, stand-up comedian
- 1955 - David Alan Grier, American actor and comedian
- 1954 - Pierre Charles, Dominican politician (d. 2004)
- 1954 - Serzh Sargsyan, President of Armenia
- 1953 - Hal Lindes, American-born British guitarist (Dire Straits)
- 1953 - Lin Feng-Jiao, Taiwanese actress
- 1952 - David Garrison, American Broadway and TV actor
- 1952 - Athanassios S. Fokas, Greek mathematician
- 1951 - Stanley Clarke, American jazz bass and double bass player (Return to Forever)
- 1950 - Leonard Whiting, British actor
- 1949 - Andy Scott, British guitarist and singer (Sweet)
- 1944 - Raymond Moody, American parapsychologist
- 1944 - Terry Funk, American professional wrestler
- 1944 - Glenn Shorrock, Australian singer-songwriter (Little River Band)
- 1944 - Ron Swoboda, American baseball player
- 1943 - Florence Ballard, American singer (The Supremes) (d. 1976)
- 1942 - Robert Ballard, American oceanographer
- 1942 - Ron Harris, Canadian ice hockey player
- 1941 - Peter Pollock, South African cricket player
- 1940 - Mark Spoelstra, American folk singer (d. 2007)
- 1939 - José Emilio Pacheco, Mexican poet
- 1938 - Apostolos Nikolaidis, Greek singer (d. 1999)
- 1936 - Assia Djebar, Algerian writer and filmmaker
- 1936 - Nancy Dussault, American actress
- 1936 - Tony Musante, American actor
- 1936 - Dave Van Ronk, American folk singer-songwriter (d. 2002)
- 1935 - John Harlin, American mountaineer (d. 1966)
- 1934 - Harry Blackstone Jr., American stage magician (d. 1997)
- 1933 - Lea Massari, Italian actress
- 1933 - M. J. K. Smith, English cricketer
- 1933 - Orval Tessier, Canadian ice hockey player
- 1931 - Bert Eriksson, Flemish neo-Nazi (d. 2005)
- 1931 - Andrew Hill, American jazz pianist (d. 2007)
- 1930 - Thomas Sowell, American economist
- 1929 - James Goldman, American screenwriter (d. 1998)
- 1929 - Hans Krondahl, Swedish painter and textile designer
- 1926 - Paul Berg, American biochemist, Nobel laureate
- 1925 - Fred Schaus, American basketball coach and executive (d. 2010)
- 1919 - Ed Yost, American inventor (d. 2007)
- 1917 - Lena Horne, American singer and actress (d. 2010)
- 1917 - Susan Hayward, American actress (d. 1975)
- 1914 - Francisco da Costa Gomes, Portuguese politician (d. 2001)
- 1913 - Harry Wismer, American sports team owner (d. 1967)
- 1913 - Alfonso López Michelsen, Colombian politician (d. 2007)
- 1912 - Ludwig Bölkow, German aeronautical engineer (d. 2003)
- 1912 - Dan Reeves, American sports team owner (d. 1971)
- 1911 - Czes?aw Mi?osz, Polish poet and writer, Nobel laureate (d. 2004)
- 1908 - Winston Graham, British writer (d. 2003)
- 1907 - Roman Shukhevych, Ukrainian politician (d. 1950)
- 1906 - Ralph Allen, English footballer (d. 1981)
- 1906 - Anthony Mann, American film actor and director (d. 1967)
- 1899 - Madge Bellamy, American actress (d. 1990)
- 1899 - Harry Shields, American jazz clarinetist (d. 1971)
- 1893 - Walter Ulbricht, German Communist leader (d. 1973)
- 1892 - Oswald Pohl, German Nazi leader (d. 1951)
- 1891 - Man Mountain Dean, American professional wrestler (d. 1953)
- 1891 - Ed "Strangler" Lewis, American professional wrestler (d. 1966)
- 1884 - Georges Duhamel, French author (d. 1966)
- 1864 - Frederick Bligh Bond, English architect, illustrator, archaeologist and psychical researcher (d. 1945)
- 1843 - Ernest Mason Satow, British diplomat (d. 1929)
- 1823 - Dinshaw Maneckji Petit, Indian industrialist (d. 1901)
- 1817 - Joseph Dalton Hooker, British botanist (d. 1911)
- 1807 - Friedrich Theodor von Vischer, German narrator, lyricist and philosopher (d.1887)
- 1803 - Thomas Lovell Beddoes, English poet (d. 1849)
- 1789 - Horace Vernet, French painter and graphic artist (d. 1863)
- 1755 - Paul François Jean Nicolas Barras, French politician (d. 1829)
- 1685 - John Gay, British writer (d. 1732)
- 1641 - Meinhardt Schomberg, 3rd Duke of Schomberg, Irish general (d. 1719)
- 1503 - John Frederick, Elector of Saxony (d. 1554)
- 1470 - King Charles VIII of France (d. 1498)
- 1286 - John de Warenne, 8th Earl of Surrey, English politician (d. 1347)