Algirdas was Grand Duke of Lithuania from 1345 to 1377. With the help of his brother Kęstutis he created an empire stretching from the present Baltic states to the Black Sea and to within 80 kilometres of Moscow.
Fragment from medal by Juozas Kalinauskas
Algirdas with Gediminas' Cap, painted in 1578
Algirdas (left) on the Millennium of Russia monument in Veliky Novgorod
Dmitry Donskoy writes letters asking for help against Algirdas during the Lithuanian–Muscovite War (1368–1372)
Kęstutis was the Grand Duke of Lithuania. He was the Duke of Trakai and governed the Grand Duchy of Lithuania, 1342–1382, together with his brother Algirdas, and with his nephew Jogaila.
Kęstutis
The hillfort of Senieji Trakai Castle where the wedding of Grand Duke Kęstutis and Birutė was held
Trakai Peninsula Castle built by Kęstutis
Malbork Castle, where Kęstutis was detained in 1361