In astrology, the day of the equinox is the first full day of the sign of Aries. It is also the traditional first day of the astrological year. In the 21st century, the equinox usually occurs on March 19 or 20; it occurred on…
March 19 in History 1277 – The Byzantine–Venetian treaty of 1277 is concluded, stipulating a two-year truce and renewing Venetian commercial privileges in the Byzantine Empire. 1279 – A Mongol victory at the Battle of Yamen ends the Song dynasty in China. 1284 – The Statute of Rhuddlan incorporates the Principality of Wales into England.…
March 16 in History 934 – Meng Zhixiang declares himself emperor and establishes Later Shu as a new state independent of Later Tang. 1190 – Massacre of Jews at Clifford’s Tower, York. 1244 – Over 200 Cathars who refuse to recant are burned to death after the Fall of Montségur. 1322 – The Battle of Boroughbridge takes place…
February 29, also known as leap day or leap year day, is a date added to most years that are divisible by 4, such as 2016, 2020, and 2024. A leap day is added in various solar calendars (calendars based on the Earth’s revolution around the Sun), including the Gregorian calendar standard in…
February 27 in History 380 – Edict of Thessalonica: Emperor Theodosius I and his co-emperors Gratian and Valentinian II declare their wish that all Roman citizens convert to Nicene Christianity. 425 – The University of Constantinople is founded by Emperor Theodosius II at the urging of his wife Aelia Eudocia. 907 – Abaoji, a Khitan chieftain, is enthroned…
February 18 in History 1229 – The Sixth Crusade: Frederick II, Holy Roman Emperor, signs a ten-year truce with al-Kamil, regaining Jerusalem, Nazareth, and Bethlehem with neither military engagements nor support from the papacy. 1268 – The Battle of Wesenberg is fought between the Livonian Order and Dovmont of Pskov. 1332 – Amda Seyon I, Emperor of Ethiopia begins his campaigns in the…
February 13 in History 951 – Guo Wei, a court official, leads a military coup and declares himself emperor of the new Later Zhou. 962 – Emperor Otto I and Pope John XII co-sign the Diploma Ottonianum, recognizing John as ruler of Rome. 1322 – The central tower of Ely Cathedral falls on…
February 5 in History AD 62 – Earthquake in Pompeii, Italy. 756 – An Lushan, leader of a revolt against the Tang Dynasty, declares himself emperor and establishes the state of Yan. 789 – Idris I reaches Volubilis and founds the Idrisid dynasty, ceding Morocco from the Abbasid caliphate and founding the first Moroccan state. 1576 – Henry of Navarre abjures Catholicism at Tours and rejoins…
January 21 in History 763 – Following the Battle of Bakhamra between Alids and Abbasids near Kufa, the Alid rebellion ends with the death of Ibrahim, brother of Isa ibn Musa. 1525 – The Swiss Anabaptist Movement is founded when Conrad Grebel, Felix Manz, George Blaurock, and about a dozen others…
January 16 in History 27 BCE – Gaius Julius Caesar Octavianus is granted the title Augustus by the Roman Senate, marking the beginning of the Roman Empire. 378 – General Siyaj K’ak’ conquers Tikal, enlarging the domain of King Spearthrower Owl of Teotihuacán. 550 – Gothic War: The Ostrogoths, under King Totila, conquer Rome after a long siege,…