According to the formal figures of this referendum, held at the beginning of 1921, 90% of Nakhchivan's population wanted to be included in the Azerbaijan SSR "with the rights of an autonomous republic."[10] The decision to make Nakhchivan a part of modern-day Azerbaijan was cemented 16 March 1921 in the Treaty of Moscow between Bolshevist Russia and Turkey.[12] The agreement between the Soviet Russia and Turkey also called for attachment of the former Sharur-Daralagez uyezd (which had a solid Azeri majority) to Nakhchivan, thus allowing Turkey to share a border with the Azerbaijan SSR. This deal was reaffirmed on 23 October, in the Treaty of Kars. Article V of the treaty stated the following: