On This Day: June 25th

Gavriil Pribylov discovers St. George Island of the Pribilof Islands in the Bering Sea.

Maria Theresa is crowned Queen of Hungary.

Venetian Elena Cornaro Piscopia is the first woman awarded a doctorate of philosophy when she graduates from the University of Padua.

Spanish forces fail to retake Jamaica at the Battle of Rio Nuevo during the Anglo-Spanish War.

At the Diet of Augsburg the Augsburg Confession is presented to the Holy Roman Emperor by the Lutheran princes and Electors of Germany.

Schaffhausen massacre: 30 Jews were executed, following torture, after being accused of a blood libel in Schaffhausen (in present-day Switzerland).

The English defeat a French fleet which aimed to bring relief to the besieged Calais in the battle of Crotoy.

War of Saint Sabas: In the Battle of Acre, the Venetians defeat a larger Genoese fleet sailing to relieve Acre.

In the Battle of Fontenay-en-Puisaye, forces led by Charles the Bald and Louis the German defeat the armies of Lothair I of Italy and Pepin II of Aquitaine.

The Franks are defeated by the Burgundians in the Battle of Vézeronce.