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.

July 15th


- Earliest day on which Marine Day can fall, while July 21 is the latest; celebrated on the third Monday of July. (Japan)
- Christian Feast Day
- Confuflux (Discordianism)
- Festival of Castor and Pollux (Roman Empire)
- Festival of Santa Rosalia (Palermo, Sicily)
- In Norse mythology, it's the day of Rowana, the goddess of the rowan tree, a sacred symbol of protection.

July 15th


- 2003 - AOL Time Warner disbands Netscape Communications Corporation. The Mozilla Foundation is established on the same day.
- 2002 - "American Taliban" John Walker Lindh pleads guilty to supplying aid to the enemy and to possession of explosives during the commission of a felony.
- 2002 - Anti-Terrorism Court of Pakistan hands down the death sentence to British born Ahmed Omar Saeed Sheikh and life terms to three others suspected of murdering Wall Street Journal reporter Daniel Pearl.
- 1997 - In Miami, Florida, serial killer Andrew Phillip Cunanan guns down Gianni Versace outside his home.
- 1996 - A Belgian Air Force C-130 Hercules carrying the Royal Netherlands Army marching band crashes on landing at Eindhoven Airport.
- 1983 - A terrorist attack is launched by Armenian militant organisation ASALA at the Paris-Orly Airport in Paris; it leaves 8 people dead and 55 injured.
- 1979 - U.S. President Jimmy Carter gives his so-called "malaise" speech, where he characterizes the greatest threat to the country as "this crisis in the growing doubt about the meaning of our own lives and in the loss of a unity of purpose for our nation" but in which he never uses the word malaise
- 1974 - In Nicosia, Cyprus, Greek Junta-sponsored nationalists launch a coup d'état, deposing President Makarios and installing Nikos Sampson as Cypriot president.
- 1959 - The steel strike of 1959 begins, leading to significant importation of foreign steel for the first time in United States history.
- 1955 - Eighteen Nobel laureates sign the Mainau Declaration against nuclear weapons, later co-signed by thirty-four others.
- 1954 - First flight of the Boeing 367-80, prototype for both the Boeing 707 and C-135 series.
- 1934 - Continental Airlines commences operations.
- 1929 - First weekly radio broadcast of the Mormon Tabernacle Choir radio show, Music and the Spoken Word.
- 1927 - Massacre of July 15, 1927: 89 protesters are killed by the Austrian police in Vienna.
- 1920 - The Polish Parliament establishes Autonomous Silesian Voivodeship before the Polish-German plebiscite.
- 1918 - World War I: the Second Battle of the Marne begins near the River Marne with a German attack.
- 1916 - In Seattle, Washington, William Boeing and George Conrad Westervelt incorporate Pacific Aero Products (later renamed Boeing).
- 1888 - The stratovolcano Mount Bandai erupts killing approximately 500 people, in Fukushima Prefecture, Japan.
- 1870 - Reconstruction era of the United States: Georgia becomes the last of the former Confederate states to be readmitted to the Union.
- 1870 - Rupert's Land and the North-Western Territory are transferred to Canada from the Hudson's Bay Company, and the province of Manitoba and the North-West Territories are established from these vast territories.
- 1838 - Ralph Waldo Emerson delivers the Divinity School Address at Harvard Divinity School, discounting Biblical miracles and declaring Jesus a great man, but not God. The Protestant community reacts with outrage.
- 1823 - A fire destroys the ancient Basilica of Saint Paul Outside the Walls in Rome.
- 1815 - Napoleonic Wars: Napoléon Bonaparte surrenders aboard HMS Bellerophon.
- 1806 - Pike expedition: United States Army Lieutenant Zebulon Pike begins an expedition from Fort Bellefontaine near St. Louis, Missouri, to explore the west.
- 1799 - The Rosetta Stone is found in the Egyptian village of Rosetta by French Captain Pierre-François Bouchard during Napoleon's Egyptian Campaign.
- 1789 - Gilbert du Motier, marquis de La Fayette, is named by acclamation colonel-general of the new National Guard of Paris.
- 1741 - Alexei Chirikov sights land in Southeast Alaska. He sends men ashore in a longboat, making them the first Europeans to visit Alaska.
- 1685 - Monmouth Rebellion: James Scott, 1st Duke of Monmouth is executed at Tower Hill, England after his defeat at the Battle of Sedgemoor on 6 July 1685.
- 1410 - Polish–Lithuanian–Teutonic War: Battle of Grunwald – the allied forces of the Kingdom of Poland and the Grand Duchy of Lithuania defeat the army of the Teutonic Order.
- 1381 - John Ball, a leader in the Peasants' Revolt, is hanged, drawn and quartered in the presence of King Richard II of England.
- 1240 - Swedish-Novgorodian Wars: a Novgorodian army led by Alexander Nevsky defeats the Swedes in the Battle of the Neva.
- 1207 - King John of England expels Canterbury monks for supporting Archbishop Stephen Langton.
- 1149 - The reconstructed Church of the Holy Sepulchre is consecrated in Jerusalem.
- 1099 - First Crusade: Christian soldiers take the Church of the Holy Sepulchre in Jerusalem after the final assault of a difficult siege.

July 15th


- 1992 - Koharu Kusumi, Japanese singer (Morning Musume)
- 1991 - Derrick Favors, American basketball player
- 1990 - Zach Bogosian, American ice hockey player
- 1990 - J.B. Gaynor, American actor
- 1989 - Tristan Wilds, American actor
- 1986 - Tyler Kennedy, Canadian ice hockey player
- 1984 - Alex Boyd, Scottish photographer
- 1984 - Vice Cooler, American singer-songwriter (Hawnay Troof, Xbxrx)
- 1984 - Angelo Siniscalchi, Italian footballer
- 1983 - Nelson Merlo, Brazilian racing driver
- 1982 - Alan Pérez, Spanish cyclist
- 1982 - Neemia Tialata, New Zealand All Black rugby player
- 1980 - Jonathan Cheechoo, Canadian ice hockey player
- 1980 - Reggie Abercrombie, American baseball player
- 1980 - Jasper Pääkkönen, Finnish actor and film producer
- 1980 - Kelli Martin, American fashion designer
- 1980 - Mike Zambidis, Greek kickboxer
- 1979 - Laura Benanti, American musical theatre actress
- 1979 - Alexander Frei, Swiss footballer
- 1978 - Miguel Olivo, Dominican baseball player
- 1977 - Faraz Anwar, Pakistani guitarist (Mizraab)
- 1977 - Kitana Baker, American model
- 1977 - Andre Nel, South African cricketer
- 1977 - Lana Parrilla, American actress
- 1977 - John St. Clair, American Football player
- 1977 - Ray Toro, American guitarist (My Chemical Romance)
- 1976 - Jim Jones, American rapper
- 1976 - Diane Kruger, German actress and former fashion model
- 1975 - Ben Pepper, Australian basketball player
- 1975 - Kara Drew (Cherry), American pro wrestler
- 1974 - Chris Taylor, Australian comedian (The Chaser)
- 1974 - Chot Ulep, Filipino bassist and songwriter
- 1973 - John Dolmayan, Lebanese-born American drummer (System of a Down)
- 1973 - Brian Austin Green, American actor
- 1973 - Kris Holm, Canadian mountain unicycling pioneer
- 1972 - Scott Foley, American actor
- 1972 - Beth Ostrosky, American model
- 1971 - Danijela, Croatian singer
- 1968 - Eddie Griffin, American comedian
- 1968 - Stan Kirsch, American actor
- 1967 - Adam Savage, co-host of the television series MythBusters
- 1966 - Jason Bonham, English drummer (Bonham), son of John Bonham
- 1966 - Irène Jacob, French-born Swiss actress
- 1966 - Dimitris P. Kraniotis, Greek poet
- 1965 - David Miliband, British politician
- 1963 - Steve Thomas, Canadian ice hockey player
- 1963 - Brigitte Nielsen, Danish-born actress
- 1962 - Steve Brown, American darts player
- 1961 - Lolita Davidovich, Canadian actress
- 1961 - Jean-Christophe Grangé, French writer and screenwriter
- 1961 - Scott Ritter, American UN weapons inspector
- 1961 - Forest Whitaker, American actor
- 1960 - Kim Alexis, American supermodel and actress
- 1960 - Willie Aames, American actor
- 1959 - Vincent Lindon, French actor
- 1959 - Shep Pettibone, American record producer
- 1958 - Gary Heale, English footballer
- 1958 - Mac Thornberry, American politician
- 1956 - Marky Ramone, American drummer (Ramones, Richard Hell & the Voidoids)
- 1956 - Joe Satriani, American guitarist
- 1956 - Wayne Taylor, South African race car driver
- 1956 - Ian Curtis, British singer and songwriter (Joy Division) (d. 1980)
- 1956 - Barry Melrose, Canadian hockey coach and commentator
- 1954 - Mario Kempes, Argentine football player
- 1953 - Jean-Bertrand Aristide, Haitian politician and Head of State
- 1953 - John Denham, British politician
- 1952 - Celia Imrie, British actress
- 1952 - Judy McGrath, American television executive
- 1952 - Terry O'Quinn, American actor
- 1952 - Johnny Thunders, American guitarist, singer and songwriter (New York Dolls, The Heartbreakers) (d. 1991)
- 1951 - Jesse Ventura, American professional wrestler and politician
- 1950 - Colin Barnett, Australian politician
- 1950 - Arianna Huffington, Greek-born American newspaper columnist
- 1949 - Carl Bildt, Swedish politician
- 1949 - Trevor Horn, British music producer
- 1948 - Alicia Bridges, American singer
- 1948 - Artimus Pyle, American drummer (Lynyrd Skynyrd)
- 1947 - Peter Banks, British guitarist (Yes)
- 1946 - Linda Ronstadt, American singer
- 1946 - Hassanal Bolkiah, 29th Sultan of Brunei
- 1945 - Jürgen Möllemann, German politician (d. 2003)
- 1944 - Millie Jackson, American singer
- 1944 - Jan-Michael Vincent, American actor
- 1943 - Jocelyn Bell Burnell, Irish astrophysicist
- 1942 - Mil Máscaras, Mexican professional wrestler and actor
- 1941 - Denis Héroux, French-Canadian film director and producer
- 1940 - Ronald Gene Simmons, American mass-murderer (d. 1990)
- 1939 - Aníbal Cavaco Silva, Portuguese politician
- 1939 - Patrick Wayne, American actor
- 1938 - Ernie Barnes, American painter and football player (d. 2009)
- 1938 - Barry Goldwater Jr., American politician
- 1936 - George Voinovich, American politician
- 1935 - Alex Karras, American football player and actor
- 1935 - Donn Clendenon, American baseball player (d. 2005)
- 1935 - Ken Kercheval, American actor
- 1934 - Harrison Birtwistle, English composer
- 1934 - Risto Jarva, Finnish filmmaker (d. 1977)
- 1933 - Julian Bream, English guitarist and lutenist
- 1933 - Guido Crepax, Italian comics artist (d. 2003)
- 1932 - Ed Litzenberger, Canadian ice hockey player
- 1932 - Paulo Moura, Brazilian clarinetist and saxophonist (d. 2010)
- 1931 - Clive Cussler, American novelist
- 1930 - Jacques Derrida, French philosopher (d. 2004)
- 1930 - Stephen Smale, American mathematician
- 1930 - Richard Garneau, French-Canadian sports journalist
- 1929 - Charles Anthony, American tenor
- 1929 - Francis Bebey, Cameroonian-born French musician and novelist (d. 2001)
- 1928 - Carl Woese, American microbiologist
- 1927 - Nan Martin, American actress (d. 2010)
- 1926 - Driss Chraïbi, Moroccan novelist (d. 2007)
- 1926 - Leopoldo Galtieri, Argentine dictator (d. 2003)
- 1925 - Philip Carey, American actor (d. 2009)
- 1922 - Leon M. Lederman, American physicist, Nobel laureate
- 1921 - Robert Bruce Merrifield, American chemist, Nobel laureate (d. 2006)
- 1921 - Henri Colpi, French film director (d. 2006)
- 1919 - Iris Murdoch, Irish writer (d. 1999)
- 1918 - Bertram N. Brockhouse, Canadian physicist, Nobel laureate (d. 2003)
- 1918 - Joan Roberts, American actress
- 1915 - Albert Ghiorso, American nuclear scientist
- 1914 - Akhtar Hameed Khan, Pakistani social scientist, pioneer of microcredit in developing countries (d. 1999)
- 1914 - Hammond Innes, English writer (d. 1998)
- 1914 - Howard Vernon, Swiss actor (d. 1996)
- 1913 - Cowboy Copas, American country singer (d. 1963)
- 1913 - Abraham Sutzkever, Russian Yiddish poet (d. 2010)
- 1911 - Edward Shackleton, English explorer (d. 1994)
- 1906 - Rudolf Uhlenhaut, England-born German automotive engineer and test driver (Mercedes Benz) (d. 1989)
- 1905 - Dorothy Fields, American librettist and lyricist (d. 1974)
- 1904 - Rudolf Arnheim, German-born American author and psychologist (d. 2007)
- 1903 - Kumaraswami Kamaraj, Indian politician (d. 1975)
- 1902 - Jean Rey, Belgian politician, 2nd President of the European Commission (d. 1983)
- 1899 - Seán Lemass, Irish politician, 3rd Taoiseach (d. 1971)
- 1894 - Tadeusz Sendzimir, Polish-American engineer and inventor (d. 1989)
- 1893 - Dick Rauch, American football player and coach (d. 1970)
- 1892 - Walter Benjamin, German literary critic and writer (d. 1940)
- 1871 - Kunikida Doppo, Japanese writer (d. 1908)
- 1870 - Vladimir Dmitrievich Nabokov, Russian publisher and politician (d. 1922)
- 1865 - Wilhelm Wirtinger, Austrian mathematician (d. 1945)
- 1864 - Marie Tempest, English singer and actress (d. 1942)
- 1851 - Eduardo Gutiérrez, Argentinian writer (d. 1889)
- 1850 - Mother Frances Xavier Cabrini, Italian-born American Catholic nun and saint (d. 1917)
- 1848 - Vilfredo Pareto, Italian economist and sociologist (d. 1923)
- 1837 - Stephanie of Hohenzollern-Sigmaringen, German-born Queen consort of Portugal, wife of King Peter V of Portugal (d. 1859)
- 1812 - James Hope-Scott, English barrister (d. 1873)
- 1808 - Henry Edward Manning, English Catholic archbishop and cardinal (d. 1892)
- 1799 - Reuben Chapman, American lawyer and politician (d. 1882)
- 1796 - Thomas Bulfinch, American mythologist (d. 1867)
- 1779 - Clement Clarke Moore, American educator, author, and poet (d. 1863)
- 1737 - Princess Louise-Marie of France, daughter of King Louis XV of France (d. 1787)
- 1704 - August Gottlieb Spangenberg, German religious leader (d. 1792)
- 1631 - Jens Juel, Danish diplomat (d. 1700)
- 1606 - Rembrandt, Dutch painter (d. 1669)
- 1573 - Inigo Jones, English architect (d. 1652)
- 1553 - Archduke Ernest of Austria (d. 1595)
- 1471 - Eskender, Emperor of Ethiopia (d. 1494)
- 1353 - Vladimir the Bold, Russian prince (d. 1410)
- 1273 - Ewostatewos, Ethiopian monk and religious leader (d. 1352)