Between 16–19 February 1979 Vietnam and the new Kampuchean regime held a summit meeting which concluded with the two countries signing the Treaty of Peace, Friendship and Cooperation. Article 2 of the treaty stated that the security of Vietnam and Kampuchea were interrelated; thus they would help defend each other “against schemes and acts of sabotage by the imperialist and international reactionary forces”, thereby legitimising the presence of Vietnamese troops on Kampuchean soil. Soon afterwards, the Soviet Union, the socialist countries of Eastern Europe and India immediately recognised the Vietnamese-installed People’s Republic of Kampuchea. The Soviet Government praised the PRK’s "remarkable victory" and expressed its full support for the regime’s advance towards socialism. Furthermore, the Soviets harshly criticised the Khmer Rouge regime’s record of terror, which they implied had been imposed by China