The Russian Federation began supplying tanks, combat vehicles, military helicopters, and other defense equipment to the South Korean armed forces as partial payment of the $2 billion debt to the ROK that Russia inherited from the former Soviet Union. Under their terms, Russia provided the ROK armed forces with Soviet-era T-80U main battle tanks, METIS-M anti-tank missiles, BMP infantry fighting vehicles, Kamov Ka-32 transport helicopters, and Murena-E hovercraft. Although South Korea had origina