A new treaty signed Wednesday by North Korea's leader Kim Jong Un and Russia's President Vladimir Putin stipulates that if either country faces an armed invasion, the other shall provide "all means" of military and other assistance, according to North Korean state media.The signing of the pact during Putin's visit to North Korea effectively revived mutual defense obligation under a 1961 accord between Pyongyang and Moscow, which became invalid following the Soviet Union's collapse in 1991.The official Korean Central News Agency released Thursday the full text of the treaty on comprehensive …READ FULL ARTICLE