April 18 | EPFL Graph Search

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796 – King Æthelred I of Northumbria is murdered in Corbridge by a group led by his ealdormen, Ealdred and Wada. The patrician Osbald is crowned, but abdicates within 27 days. 1428 – Peace of Ferrara between Republic of Venice, Duchy of Milan, Republic of Florence and House of Gonzaga: ending of the second campaign of the Wars in Lombardy fought until the Treaty of Lodi in 1454, which will then guarantee the conditions for the development of the Italian Renaissance. 1506 – The cornerstone of the current St. Peter's Basilica is laid. 1518 – Bona Sforza is crowned as queen consort of Poland. 1521 – Trial of Martin Luther begins its second day during the assembly of the Diet of Worms. He refuses to recant his teachings despite the risk of excommunication. 1689 – Bostonians rise up in rebellion against Sir Edmund Andros. 1738 – Real Academia de la Historia ("Royal Academy of History") is founded in Madrid. 1775 – American Revolution: The British advancement by sea begins; Paul Revere and other riders warn the countryside of the troop movements. 1783 – Three-Fifths Compromise: The first instance of black slaves in the United States of America being counted as three fifths of persons (for the purpose of taxation), in a resolution of the Congress of the Confederation. This was later adopted in the 1787 Constitution. 1831 – The University of Alabama is founded in Tuscaloosa, Alabama. 1847 – American victory at the battle of Cerro Gordo opens the way for invasion of Mexico. 1857 – "The Spirits Book" by Allan Kardec is published, marking the birth of Spiritualism in France. 1864 – Battle of Dybbøl: A Prussian-Austrian army defeats Denmark and gains control of Schleswig. Denmark surrenders the province in the following peace settlement. 1897 – The Greco-Turkish War is declared between Greece and the Ottoman Empire. 1899 – The St. Andrew's Ambulance Association is granted a royal charter by Queen Victoria. 1902 – The 7.5 Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800 and 2,000.

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April 18

1892

In Samoa, this was the only leap year spanned to 367 days as July 4 repeated. This means that the International Date Line was drawn from the east of the country to go west. January 1 – Ellis Island begins accommodating immigrants to the United States. February 1 – The historic Enterprise Bar and Grill is established in Rico, Colorado. February 27 – Rudolf Diesel applies for a patent, on his compression ignition engine (the Diesel engine). February 29 – St. Petersburg, Florida is incorporated as a town.

1898

January 1 – New York City annexes land from surrounding counties, creating the City of Greater New York as the world's second largest. The city is geographically divided into five boroughs: Manhattan, Brooklyn, Queens, The Bronx and Staten Island. January 13 – Novelist Émile Zola's open letter to the President of the French Republic on the Dreyfus affair, J'Accuse...!, is published on the front page of the Paris daily newspaper L'Aurore, accusing the government of wrongfully imprisoning Alfred Dreyfus and of antisemitism.