This document discusses the Crimean crisis between Russia and Ukraine over control of Crimea. It provides background on Ukraine, noting it gained independence in 1991 and has 24 provinces. It describes protests in Ukraine known as Euromaidan that opposed closer ties to Russia and led to the president fleeing. Russia then took control of Crimea in 2014 through military intervention, though the UN does not recognize this status. The document outlines some key military events during the Russian occupation of Crimea and Ukraine losing control of the region.