In other words, any Tatar who had left his home without a stamp in his passport was deemed to be a traitor by the Russian government, and was subject to penal exile in Siberia.12 As the allied armies began their evacuation of the Crimea, the first large groups of Tatars also left. On 22 April, 4,500 Tatars set sail from Balaklava for Constantinople in the belief that the Turkish government had invited them to relocate in the Ottoman Empire.