28 April Events

April 28 is the 118th day of the year (119th in leap years) in the Gregorian calendar. There are 247 days remaining until the end of the year. This date is slightly more likely to fall on a Tuesday, Thursday or Saturday (58 in 400 years each) than on Sunday or Monday (57), and slightly less likely to occur on a Wednesday or Friday (56).

Events

224 – The Battle of Hormozdgān is fought. Ardashir I defeats and kills Artabanus V effectively ending the Parthian Empire.
357 – Emperor Constantius II enters Rome for the first time to celebrate his victory over Magnus Magnentius.
1192 – Assassination of Conrad of Montferrat (Conrad I), King of Jerusalem, in Tyre, two days after his title to the throne is confirmed by election. The killing is carried out by Hashshashin.
1253 – Nichiren, a Japanese Buddhist monk, propounds Namu Myōhō Renge Kyō for the very first time and declares it to be the essence of Buddhism, in effect founding Nichiren Buddhism.
1503 – The Battle of Cerignola is fought. It is noted as the first battle in history won by small arms fire using gunpowder.
1611 – Establishment of the Pontifical and Royal University of Santo Tomas, The Catholic University of the Philippines, the largest Catholic university in the world.
1788 – Maryland becomes the seventh state to ratify the United States Constitution.
1789 – Mutiny on the Bounty: Lieutenant William Bligh and 18 sailors are set adrift and the rebel crew returns to Tahiti briefly and then sets sail for Pitcairn Island.
1792 – France invades the Austrian Netherlands (present day Belgium and Luxembourg), beginning the French Revolutionary Wars.
1796 – The Armistice of Cherasco is signed by Napoleon Bonaparte and Vittorio Amedeo III, King of Sardinia, expanding French territory along the Mediterranean coast.
1869 – Chinese and Irish laborers for the Central Pacific Railroad working on the First Transcontinental Railroad lay ten miles of track in one day, a feat which has never been matched.
1881 – Billy the Kid escapes from the Lincoln County jail in Mesilla, New Mexico.
1887 – A week after being arrested by the Prussian Secret Police, French police inspector Guillaume Schnaebelé is released on order of William I, German Emperor, defusing a possible war.
1910 – Frenchman Louis Paulhan wins the 1910 London to Manchester air race, the first long-distance aeroplane race in England.
1920 – Azerbaijan is added to the Soviet Union.
1923 – Wembley Stadium is opened, named initially as the Empire Stadium.
1930 – The Independence Producers hosted the first night game in the history of Organized Baseball in Independence, Kansas.
1932 – A vaccine for yellow fever is announced for use on humans.
1941 – The Ustaše massacre nearly 200 Serbs in the village of Gudovac, the first massacre of their genocidal campaign against Serbs of the Independent State of Croatia.
1944 – World War II: Nine German E-boats attacked US and UK units during Exercise Tiger, the rehearsal for the Normandy landings, killing 946.
1945 – Benito Mussolini and his mistress Clara Petacci are executed by a firing squad consisting of members of the Italian resistance movement.
1947 – Thor Heyerdahl and five crew mates set out from Peru on the Kon-Tiki to prove that Peruvian natives could have settled Polynesia.
1948 – Igor Stravinsky conducted the premier of his American ballet, Orpheus, in New York City at New York City Center.
1949 – The Hukbalahap are accused of assassinating former First Lady of the Philippines Aurora Quezon, while she is en route to dedicate a hospital in memory of her late husband; her daughter and ten others are also killed.
1952 – Dwight D. Eisenhower resigns as Supreme Allied Commander of NATO.
1952 – Occupied Japan by the Supreme Commander for the Allied Powers: The United States occupation of Japan ends as the Treaty of San Francisco, ratified September 8, 1951, comes into force.
1952 – The Sino-Japanese Peace Treaty (Treaty of Taipei) is signed in Taipei, Taiwan between Japan and the Republic of China to officially end the Second Sino-Japanese War.
1965 – United States occupation of the Dominican Republic: American troops land in the Dominican Republic to "forestall establishment of a Communist dictatorship" and to evacuate U.S. Army troops.
1967 – Vietnam War: Boxer Muhammad Ali refuses his induction into the United States Army and is subsequently stripped of his championship and license.
1969 – Charles de Gaulle resigns as President of France.
1970 – Vietnam War: U.S. President Richard Nixon formally authorizes American combat troops to fight communist sanctuaries in Cambodia.
1975 – General Cao Văn Viên, chief of the South Vietnamese military, departs for the US as the North Vietnamese Army closed in on victory.
1977 – The Red Army Faction trial ends, with Andreas Baader, Gudrun Ensslin and Jan-Carl Raspe found guilty of four counts of murder and more than 30 counts of attempted murder.
1977 – The Budapest Treaty on the International Recognition of the Deposit of Microorganisms for the Purposes of Patent Procedure is signed.
1978 – President of Afghanistan, Mohammed Daoud Khan, is overthrown and assassinated in a coup led by pro-communist rebels.
1986 – The United States Navy aircraft carrier USS Enterprise becomes the first nuclear-powered aircraft carrier to transit the Suez Canal, navigating from the Red Sea to the Mediterranean Sea to relieve the USS Coral Sea.
1986 – High levels of radiation resulting from the Chernobyl disaster are detected at a nuclear power plant in Sweden, leading Soviet authorities to publicly announce the accident.
1988 – Near Maui, Hawaii, flight attendant Clarabelle "C.B." Lansing is blown out of Aloha Airlines Flight 243, a Boeing 737, and falls to her death when part of the plane's fuselage rips open in mid-flight.
1994 – Former Central Intelligence Agency counterintelligence officer and analyst Aldrich Ames pleads guilty to giving U.S. secrets to the Soviet Union and later Russia.
1996 – Whitewater controversy: President Bill Clinton gives a 4½ hour videotaped testimony for the defense.
1996 – Port Arthur massacre, Tasmania: A gunman, Martin Bryant, opens fire at the Broad Arrow Cafe in Port Arthur, Tasmania, killing 35 people and wounding 23 others.

Holidays and observances

Christian feast day:
Gianna Beretta Molla
Louis de Montfort
Peter Chanel
Vitalis and Valeria of Milan
April 28 (Eastern Orthodox liturgics)
Lawyers' Day (Odisha, India)
Mujahideen Victory Day (Afghanistan)
National Day (Sardinia, Italy)
National Heroes Day (Barbados)
Restoration of Sovereignty Day (Japan)
Workers' Memorial Day and World Day for Safety and Health at Work (international)
National Day of Mourning (Canada)

Source: wikipedia