In a strict sense, the Union of Krewo or Act of Krėva comprised a set of prenuptial promises made at Kreva Castle on 14 August 1385 by Jogaila, Grand Duke of Lithuania, in regard to his prospective ma
Document, signed in Kreva on 14 August 1385
Andrei of Polotsk was the eldest son of Algirdas, Grand Duke of Lithuania, and his first wife Maria of Vitebsk. He was the Prince of Pskov and Polotsk. As the eldest son of the Grand Duke, Andrei clai
Molivdovul of Andrei of Polotsk from Vialiki Aziareck