During this monarch's reign, the Northern Accord among Russia, Prussia, Swe
During this monarch's reign, the Northern Accord among Russia, Prussia, Sweden, and Poland was created to counter French and Austrian influence. This monarch's reign saw the crushing of the Bar Confederation. Victories at the Chesma, Iasi, and Ochakov led to favorable terms in the Treaty of Jassy that expanded this ruler's empire. Assignment Rubles, the first paper currency within Russia, began circulating during her reign, which also saw the construction of namesake sham villages by Grigory Potemkin, an attempt to make the Crimea seem prosperous. For 10 points, name this German-born Russian empress. 
During this monarch's reign, the Northern Accord among Russia, Prussia, Sweden, and Poland was created to counter French and Austrian influence.
Catherine the Great [or Catherine II; or Yekaterina Alexeevna]