April 16

April 19 in History AD 65 – The freedman Milichus betrays Piso's plot to kill Emperor Nero and all the conspirators are arrested. 531 – Battle of Callinicum: A Byzantine army under Belisarius is defeated by the Persians at Raqqa…

April 16 in History AD 73 – Masada, a Jewish fortress, falls to the Romans after several months of siege, ending the First Jewish–Roman War. 1346 – Stefan Dušan, "the Mighty", is crowned Emperor of the Serbs at Skopje, his…