📅 Today in HistoryOctober 28

Roman emperor Nerva is forced by the Praetorian Guard to adopt general Marcus Ulpius Trajanus as his heir and successor.

Maxentius is proclaimed Roman emperor.

Constantine I defeats Maxentius, becoming the sole Roman emperor in the West.

The Byzantine Empire recovers Antioch from Arab rule.

The lower town of Smyrna is captured by Latin Christians in response to Aydınid piracy during the Smyrniote crusades.

Beijing is officially designated the capital of the Ming dynasty when the Forbidden City is completed.

Christian I is crowned king of Denmark.

Ladislaus the Posthumous is crowned king of Bohemia in Prague.

Christopher Columbus lands in Cuba on his first voyage to the New World, surmising that it is Japan.

Second Ottoman-Mamluk War: Mamluks fail to stop the Ottoman advance towards Egypt at the Battle of Yaunis Khan.