February 14, 1995

START I: LISBON PROTOCOL AND THE NUCLEAR
NONPROLIFERATION TREATY

In signing the Lisbon Protocol in May 1992, Belarus, Kazakhstan, Russia, and Ukraine became parties to the 1991 Strategic Arms Reduction Treaty (START) as successors to the former USSR. Belarus, Kazakhstan, aid Ukraine also committed themselves in that Protocol to adhere to the Nuclear Non-Proliferation Treaty (NPT) as non-nuclear-weapon states "in the shortest possible time."

The chronology below identifies the events leading to START entry into force on Dec. 5, 1994.