The leaders of Russia, Ukraine, and Belarus had agreed to the Belovezha Accords on 8 December 1991, declaring the Soviet Union dissolved and forming the CIS.
On 21 December 1991, Armenia, Azerbaijan, Belarus, Kazakhstan, Kyrgyzstan, Moldova, Russia, Tajikistan, Turkmenistan, Ukraine, and Uzbekistan agreed to the Alma-Ata Protocols, formally establishing the CIS.
In addition, Marshal Yevgeny Shaposhnikov was confirmed as acting Commander-in-Chief of the Armed Forces of the Commonwealth of Independent States.
Separate treaty was signed between Belarus, Kazakhstan, Russia, and Ukraine "about mutual measures in regards to nuclear weapons".
[3] The Alma-Ata Protocols removed any doubt that the Soviet Union no longer existed "as a subject of international law and geopolitical reality" (in the words of the Belovezha Accords' preamble), since 11 of the 12 remaining republics had declared that the Soviet Union had dissolved.