Timeline of the annexation of Crimea by the Russian Federation March 3 after the announcement of partial military mobilization in Ukraine and is believed to have been abducted. He was found dead with signs of torture; his hands were handcuffed and his head was covered in duct tape. The Treaty on Accession of the Republic of Crimea to Russia is signed, formally joining the self-declared independent Republic of Crimea to the Russian Federation as two federal subjects - the Republic of Crimea and the federal city of Sevastopol. One Ukrainian soldier and one pro-Russian soldier were killed in the Simferopol Incident. Crimean Deputy Prime Minister Rustam Temirgaliyev said in an
Timeline of the annexation of Crimea by the Russian Federation help of the EW (electronic warfare) complex Avtobaza," and as a result, "the device made an emergency landing and passed into the possession of the [Crimean] self-defense forces almost unbroken." The company further claimed that this is the second U.S. drone to be intercepted over Crimea since the crisis began. The Pentagon subsequently denied Rostec's claims, saying that "there is zero truth" to the reports. A day before the Crimean referendum, tens of thousands of Russian demonstrators held anti-war protests in Moscow opposing Russian military intervention in Ukraine. It was the largest protest in Russia since the 2011–13 Russian protests.