 Complete the following phrase:  Batumi was briefly occupied by Turkey during the Soviet invasion of Georgia in March 1921. On 18 March 1921, the city was recovered by Georgian troops, who then ceded its control to the arriving Soviets. Finally, in the treaty of Kars, Kemal Atatürk ceded Batumi to the Bolsheviks, on the condition that it be granted autonomy, for the sake of the Muslims among Batumis mixed population. Thus, it became the capital of the Adjar ASSR within the Georgian SSR. During the 1924 