Ukrainian Soviet Socialist Republic
The Ukrainian Soviet Socialist Republic (Ukrainian SSR or UkrSSR or UkSSR; , УРСР ; , УССР ; see "Name" section below), also known as the Soviet Ukraine, was one of the constituent republics of the Soviet Union from the Union's inception in 1922 to its breakup in 1991. The republic was governed by the Communist Party of Ukraine as a unitary one-party socialist soviet republic.
Post-Soviet states
The Eurasian Economic Union is an economic union of post-Soviet states. The treaty aiming for the establishment of the EAEU was signed on 29 May 2014 by the leaders of Belarus, Kazakhstan and Russia, and came into force on 1 January 2015. Treaties aiming for Armenia's and Kyrgyzstan's accession to the Eurasian Economic Union were signed on 9 October 2014 and 23 December respectively. Armenia's accession treaty came into force on 2 January 2015. Although Kyrgyzstan's accession treaty will not come into force until May 2015, provided it has been ratified, it will participate in the EAEU from the day of its establishment as an acceding state. Moldova and Tajikistan are prospective members.