13 April Events

April 13 is the 103rd day of the year (104th in leap years) in the Gregorian calendar. There are 262 days remaining until the end of the year. This date is slightly more likely to fall on a Monday, Wednesday or Friday (58 in 400 years each) than on Saturday or Sunday (57), and slightly less likely to occur on a Tuesday or Thursday (56).

Events

1111 – Henry V is crowned Holy Roman Emperor.
1204 – Constantinople falls to the Crusaders of the Fourth Crusade, temporarily ending the Byzantine Empire.
1612 – Miyamoto Musashi defeats Sasaki Kojirō at Funajima island.
1613 – Samuel Argall captures Native American princess Pocahontas in Passapatanzy, Virginia to ransom her for some English prisoners held by her father; she is brought to Henricus as hostage.
1699 – Guru Gobind Singh, the Tenth Sikh Guru, Created Khalsa on this day at Anandpur Sahib, Punjab.
1742 – George Frideric Handel's oratorio Messiah makes its world-premiere in Dublin, Ireland.
1777 – American Revolutionary War: American forces are ambushed and defeated in the Battle of Bound Brook, New Jersey.
1829 – The Roman Catholic Relief Act 1829 gives Roman Catholics in the United Kingdom the right to vote and to sit in Parliament.
1849 – Hungary becomes a republic.
1861 – American Civil War: Fort Sumter surrenders to Confederate forces.
1865 – American Civil War: Raleigh, North Carolina is occupied by Union Forces.
1870 – The New York City Metropolitan Museum of Art is founded.
1873 – The Colfax massacre, in which more than 60 African Americans are murdered, takes place.
1902 – James C. Penney opens his first store in Kemmerer, Wyoming.
1909 – The military of the Ottoman Empire reverses the Ottoman countercoup of 1909 to force the overthrow of Sultan Abdul Hamid II.
1919 – The Provisional Government of the Republic of Korea is established.
1919 – Jallianwala Bagh massacre: British troops gun down at least 379 unarmed demonstrators in Amritsar, India; at least 1200 are wounded.
1919 – Eugene V. Debs is imprisoned at the Atlanta Federal Penitentiary in Atlanta, Georgia, for speaking out against the draft during World War I.
1941 – A Pact of neutrality between the USSR and Japan is signed.
1943 – World War II: The discovery of mass graves of Polish prisoners of war killed by Soviet forces in the Katyń Forest Massacre is announced, causing a diplomatic rift between the Polish government-in-exile in London from the Soviet Union, which denies responsibility.
1943 – The Jefferson Memorial is dedicated in Washington, D.C., on the 200th anniversary of President Thomas Jefferson's birth.
1944 – Diplomatic relations between New Zealand and the Soviet Union are established.
1945 – World War II: German troops kill more than 1,000 political and military prisoners in Gardelegen, Germany.
1945 – World War II: Soviet and Bulgarian forces capture Vienna.
1948 – In an ambush, 78 Jewish doctors, nurses and medical students from Hadassah Hospital, and a British soldier, are massacred by Arabs in Sheikh Jarrah.
1953 – CIA director Allen Dulles launches the mind-control program Project MKUltra.
1958 – American Van Cliburn wins the inaugural International Tchaikovsky Competition in Moscow.
1960 – The United States launches Transit 1-B, the world's first satellite navigation system.
1964 – At the Academy Awards, Sidney Poitier becomes the first African-American male to win the Best Actor award for the 1963 film Lilies of the Field.
1970 – An oxygen tank aboard Apollo 13 explodes, putting the crew in great danger and causing major damage to the spacecraft while en route to the Moon.
1972 – The Universal Postal Union decides to recognize the People's Republic of China as the only legitimate Chinese representative, effectively expelling the Republic of China administering Taiwan.
1972 – Vietnam War: The Battle of An Lộc begins.
1974 – Western Union (in cooperation with NASA and Hughes Aircraft) launches the United States' first commercial geosynchronous communications satellite, Westar 1.
1975 – An attack by the Phalangist resistance kills 26 militia members of the Popular Front for the Liberation of Palestine, marking the start of the 15-year Lebanese Civil War.
1976 – The United States Treasury Department reintroduces the two-dollar bill as a Federal Reserve Note on Thomas Jefferson's 233rd birthday as part of the United States Bicentennial celebration.
1976 – Forty workers die in an explosion at the Lapua ammunition factory, the deadliest accidental disaster in modern history in Finland.
1987 – Portugal and the People's Republic of China sign an agreement in which Macau would be returned to China in 1999.
1992 – Basements throughout the Chicago Loop are flooded, forcing the Chicago Board of Trade Building and the Chicago Mercantile Exchange to close.
1997 – Tiger Woods becomes the youngest golfer to win the Masters Tournament.

Holidays and observances

Christian feast day:
Hermenegild
Pope Martin I
April 13 (Eastern Orthodox liturgics)
Jefferson's Birthday (United States)
Katyn Memorial Day (Poland)
New Year festivals in South and Southeast Asian cultures. (see April 14)
Teacher's Day (Ecuador)
Unfairly Prosecuted Persons Day (Slovakia)

Source: wikipedia