 Complete the following phrase:  An early convert to the Bolshevik cause, Mikoyan participated in the Baku Commune under the leadership of Stepan Shahumyan during the Russian Civil War in the Caucasus. In the 1920s, he served as the First Secretary of the North Caucasus region. During Stalins rule, Mikoyan held several high governmental posts, including that of Minister of Foreign Trade. By the end of Stalins rule, Mikoyan began to lose favour with him, and in 1949, Mikoyan lost his long-standing post of minister of foreign trade. In October 1952 at the 