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Our on this day in history archives contain over 200,000 events, birthdays and deaths from 6,000 years of history. Here is a roundup of a few more of them:

April 19 is the 109th day of the year (110th in leap years) in the Gregorian calendar; 256 days remain until the end of the year.

EVENTS

1713 – With no living male heirs, Charles VI, Holy Roman Emperor, issues the Pragmatic Sanction of 1713 to ensure that Habsburg lands and the Austrian throne would be inheritable by a female; his daughter and successor, Maria Theresa, was not born until 1717.

1770 – Captain James Cook, still holding the rank of lieutenant, sights the eastern coast of what is now Australia.

1770 – Marie Antoinette marries Louis XVI of France in a proxy wedding.

1775 – American Revolutionary War: The war begins with an American victory in Concord during the battles of Lexington and Concord.

1782 – John Adams secures Dutch recognition of the United States as an independent government. The house which he had purchased in The Hague becomes the first American embassy.

1861 – American Civil War: Baltimore riot of 1861: A pro-Secession mob in Baltimore attacks United States Army troops marching through the city.

1927 – Mae West is sentenced to ten days in jail for obscenity for her play Sex.

1943 – Albert Hofmann deliberately doses himself with LSD for the first time, three days after having discovered its effects on April 16, an event commonly known and celebrated as Bicycle Day.

1956 – Actress Grace Kelly marries Prince Rainier of Monaco.

1971 – Charles Manson is sentenced to death (later commuted to life imprisonment) for conspiracy in the Tate–LaBianca murders.

1987 – The Simpsons first appear as a series of shorts on The Tracey Ullman Show, first starting with "Good Night".

1995 – Oklahoma City bombing: The Alfred P. Murrah Federal Building in Oklahoma City, USA, is bombed, killing 168 people including 19 children under the age of six.

2001 – Space Shuttle Endeavour is launched on STS-100 carrying the Canadarm2 to the International Space Station.

2005 – Cardinal Joseph Ratzinger is elected to the papacy and becomes Pope Benedict XVI.

2011 – Fidel Castro resigns as First Secretary of the Communist Party of Cuba after holding the title since July 1961.

2013 – Boston Marathon bombing suspect Tamerlan Tsarnaev is killed in a shootout with police. His brother Dzhokhar is later captured hiding in a boat inside a backyard in the suburb of Watertown.

2021 – The Ingenuity helicopter becomes the first aircraft to achieve flight on another planet.

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