What calculating aid was invented by William Oughtred in 1662?
What calculating aid was invented by William Oughtred in 1662? Slide Rule
1662
July 14 – History, Events, Births, Deaths, Holidays and Observances On This Day
July 14 in History 756 – An Lushan Rebellion: Emperor Xuanzong flees the capital Chang’an as An Lushan’s forces advance toward the city. 1223 – Louis VIII becomes King of France upon the death of his father, Philip II. 1420 – Battle of Vítkov Hill, decisive victory of Czech Hussite forces commanded by Jan…
July 11 – History, Events, Births, Deaths Holidays and Observances On This Day
July 11 in History 472 – After being besieged in Rome by his own generals, Western Roman Emperor Anthemius is captured in St. Peter’s Basilica and put to death. 813 – Byzantine emperor Michael I, under threat by conspiracies, abdicates in favor of his general Leo the Armenian,…
June 28 – History, Events, Births, Deaths, Holidays and Observances On This Day
June 28 in History 1098 – Fighters of the First Crusade defeat Kerbogha of Mosul. 1360 – Muhammed VI becomes the tenth Nasrid king of Granada after killing his brother-in-law Ismail II. 1461 – Edward, Earl of March, is crowned King Edward IV of England. 1519 – Charles V is elected Emperor of the Holy Roman Empire. 1575 – Sengoku…
June 22 – History, Events, Births, Deaths, Holidays and Observances On This Day
On this day the Summer solstice may occur in the Northern Hemisphere, and the Winter solstice may occur in the Southern Hemisphere. June 22 in History 217 BC – Battle of Raphia: Ptolemy IV Philopator of Egypt defeats Antiochus III the Great of the Seleucid kingdom. 168 BC – Battle of Pydna: Romans under Lucius Aemilius…
June 19 – History, Events, Births, Deaths, Holidays and Observances On This Day
June 19 in History 325 – The original Nicene Creed is adopted at the First Council of Nicaea. 1179 – The Battle of Kalvskinnet takes place outside Nidaros (now Trondheim), Norway. Earl Erling Skakke is killed, and the battle changes the tide of the civil wars. 1306 – The Earl of Pembroke’s…
June 18 – History, Events, Births, Deaths, Holidays and Observances On This Day
June 18 in History 618 – Li Yuan becomes Emperor Gaozu of Tang, initiating three centuries of Tang dynasty rule over China. 656 – Ali becomes Caliph of the Rashidun Caliphate. 860 – Byzantine–Rus’ War: A fleet of about 200 Rus’ vessels sails into the Bosphorus and starts pillaging the suburbs of the Byzantine capital Constantinople.…
June 17 – History, Events, Births, Deaths, Holidays and Observances On This Day
June 17 in History 653 – Pope Martin I is arrested and taken to Constantinople, due to his opposition to monothelitism. 1242 – Following the Disputation of Paris, twenty-four carriage loads of Jewish religious manuscripts were burnt in Paris. 1397 – The Kalmar Union is formed under the rule of Margaret…
June 14 – History, Events, Births, Deaths, Holidays and Observances On This Day
June 14 in History 1158 – Munich is founded by Henry the Lion on the banks of the river Isar. 1216 – First Barons’ War: Prince Louis of France captures the city of Winchester and soon conquers over half of the Kingdom of England. 1276 – While taking exile in Fuzhou, away from the advancing Mongol…
June 12 – History, Events, Births, Deaths, Holidays and Observances On This Day
June 12 in History 910 – Battle of Augsburg: The Hungarians defeat the East Frankish army under King Louis the Child, using the famous feigned retreat tactic of the nomadic warriors. 1240 – At the instigation of Louis IX of France, an inter-faith debate, known as the Disputation of Paris, starts between…