Annexation of Crimea by the Russian Federation Yanukovych. At the end of the meeting Putin remarked that "we must start working on returning Crimea to Russia". On 23 February, pro-Russian demonstrations were held in the Crimean city of Sevastopol. On 27 February masked Russian troops without insignia took over the Supreme Council (parliament) of Crimea, and captured strategic sites across Crimea, which led to the installation of the pro-Russian Aksyonov government in Crimea, the conducting of the Crimean status referendum and the declaration of Crimea's independence on 16 March 2014. Russia formally incorporated Crimea as two federal subjects of the Russian Federation with effect from 18 March
Annexation of Crimea by the Russian Federation networks there is a movement to gather volunteers who served in the Russian army to go to Ukraine. On 28 February President Putin stated it was of "extreme importance of not allowing a further escalation of violence and the necessity of a rapid normalisation of the situation in Ukraine" in telephone calls with key EU leaders. Already on 19 February the Russian Ministry of Foreign Affairs referred to the Euromaidan revolution as the "Brown revolution". The Federation Council approved that Russia may introduce a limited contingent of Russian troops in Crimea for the security of the Black Sea Fleet and