May 21 The Order of St. Alexander Nevsky is instituted in Russia by the empress Catherine I. It would later be discontinued and then reinstated by the Soviet government in 1942 as the Order of Alexander Nevsky.
Birthdays in History
May 12 Louis Philippe I, Duke of Orléans (d. 1785)
May 14 Ludovico Manin, last Doge of Venice (d. 1802)