Politics of Crimea that annexed Crimea to the Russian Federation. While the Russian Federation both claims and administers the Republic of Crimea and the city of Sevastopol as two of its federal subjects, Ukraine continues to assert that Crimea is an integral part of its territory. The Constitution of the Republic of Crimea is the basic law of the Republic of Crimea within the Russian Federation. It was ratified on 11 April 2014 and replaced the previous Constitution of the Autonomous Republic of Crimea that was repealed by the Crimean status referendum. While the Russian constitution was updated to list the Republic of
Annexation of Crimea by the Russian Federation the 31st Separate Airborne Assault Brigade dressed in Berkut uniforms), established security checkpoints on the Isthmus of Perekop and the Chonhar Peninsula, which separate Crimea from the Ukrainian mainland. Within hours, Ukraine had effectively been cut off from Crimea. On 1 March 2014, Aksyonov declared Crimea's new "de facto" authorities would exercise control of all Ukrainian military installations on the peninsula. He also asked Russian President Vladimir Putin, who had been Yanukovych's primary international backer and guarantor, for "assistance in ensuring peace and public order" in Crimea. Putin promptly received authorisation from the Federation Council of Russia for a Russian