What happened 1539 AD

In 1539, a 60,000-strong Ottoman army besieged the Spanish garrison of Castelnuovo on the Adriatic coast; the successful siege cost the Ottomans 8,000 casualties, but Venice agreed to terms in 1540, surrendering most of its empire in the Aegean and the Morea. France and the Ottoman Empire, united by mutual opposition to Habsburg rule, became strong allies.

The highland Kʼicheʼ states in the pre-Columbian era are associated with the ancient Maya civilization and reached the peak of their power and influence during the Mayan Postclassic period (c. 950–1539 AD).

Stimmer, a Swiss painter, was born in Schaffhausen, Switzerland in 1539.

Paulus was born in Mellrichstadt, Germany, in 1539.

George the Bearded, Duke of Saxony, passed away at the age of 67.