April 20 in History
1303 – The Sapienza University of Rome is instituted by a bull of Pope Boniface VIII.
1453 – Three Genoese galleys and a Byzantine blockade runner fight their way through an Ottoman blockading fleet a few weeks…
February 26 in History
747 BC – Epoch (origin) of Ptolemy's Nabonassar Era.
364 – Valentinian I is proclaimed Roman emperor
1233 – Mongol–Jin War: The Mongols capture Kaifeng, the capital of the Jin dynasty, after besieging…
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 …