Summer Palace of Peter the Great jail where Peter personally prosecuted, locked up, and released prisoners; and Peter’s favorite room, his workshop. The construction of the Summer Palace was completed in 1714. When the Summer Palace was completed in 1714, it became the residence of Peter the Great and his second wife Catherine I of Russia and many of their 12 children—with Peter occupying the first floor and Catherine, along with the children, occupying the second one, until Peter’s death in 1725. After Peter the Great’s death, the Summer Palace was occupied for several years by members of the Imperial family and their courtiers. During part
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.