Calendar date · March
What happened on March 21
On March 21, 537: Siege of Rome: King Vitiges attempts to assault the northern and eastern city walls, but is repulsed at the Praenestine Gate, known as the Vivarium, by the defenders under the Byzantine generals Bessas and Peranius.
Events
54
across history
Notable births
50
Notable deaths
50
Zodiac
Aries