Peter II of Russia Peter II of Russia Peter II Alexeyevich (Russian: Пётр II Алексеевич, "Pyotr II Alekseyevich") ( – ) reigned as Emperor of Russia from 1727 until his death. He was the only son of Tsarevich Alexei Petrovich (son of Peter the Great by his first wife, Eudoxia Lopukhina) and of Charlotte Christine of Brunswick-Lüneburg. Peter was born in Saint Petersburg on 23 (O.S. 12) October 1715. His mother died when he was only ten days old. His father, Prince Alexis, accused of treason by his own father, Peter the Great, died in prison in 1718. So three-year-old Peter and his four-year-old
Russia this conflict Russia annexed East Prussia for a while and even took Berlin. However, upon Elisabeth's death, all these conquests were returned to the Kingdom of Prussia by pro-Prussian Peter III of Russia. Catherine II ("the Great"), who ruled in 1762–96, presided over the Age of Russian Enlightenment. She extended Russian political control over the Polish-Lithuanian Commonwealth and incorporated most of its territories into Russia during the Partitions of Poland, pushing the Russian frontier westward into Central Europe. In the south, after successful Russo-Turkish Wars against Ottoman Turkey, Catherine advanced Russia's boundary to the Black Sea, defeating the Crimean Khanate.