sentences:  It was not until 31 August 1994 that the last Russian troops left Estonia, as Presidents Boris Yeltsin and Lennart Meri had signed an agreement on 26 July 1994 for the complete withdrawal of Russian troops.The last Russian warship, carrying ten T-72 tanks, departed in August 1994.However, Russia was to retain control of the reactor facility in Paldiski until September 1995.