The parliaments of Russia and <a href="https://en.wikipedia.org/wiki/Crimea" id="mwAW4" rel="mw:WikiLink" title="Crimea">Crimea</a> sign an <a href="https://en.wikipedia.org/wiki/Annexation_of_Crimea_by_the_Russian_Federation" id="mwAW8" rel="mw:WikiLink" title="Annexation of Crimea by the Russian Federation">accession treaty</a>.