The court sentenced Tymoshenko to seven years in prison on October 11 for abuse of office in connection with gas contracts signed in 2009 between Russia's Gazprom and Naftogaz of Ukraine. The new case concerns a $405 million debt of United Energy Systems of Ukraine (UESU) to the Russia's Defense Ministry in the 1990s. Tymoshenko headed the UESU from 1995-1997.