📅 Today in HistorySeptember 28

Pompey disembarks at Pelusium upon arriving in Egypt, whereupon he is assassinated by order of King Ptolemy XIII.

Pope Pontian resigns. He is exiled to the mines of Sardinia, along with Hippolytus of Rome.

Constantius II defeats the usurper Magnentius.

Roman usurper Procopius bribes two legions passing by Constantinople, and proclaims himself emperor.

Duke Wenceslaus I of Bohemia is murdered by a group of nobles led by his brother Boleslaus I, who succeeds him.

Boleslaus II, Duke of Bohemia, kills most members of the rival Slavník dynasty.

William the Conqueror lands in England, beginning the Norman conquest.

King Henry I of England defeats his brother Robert Curthose at the Battle of Tinchebray.

Queen consort Gertrude of Merania is assassinated by a group of Hungarian lords.

King James I of Aragon conquers Valencia from the Moors. Shortly thereafter, he proclaims himself king of Valencia.