Communist Party of Lithuania
The SSR LiB Defense Council formed on April 19, 1919 included Mickevičius-Kapsukas (chairman) Unszlicht and Kalmanovich. It was later expanded to include Cichowski, Vilhelm Knorin and Yevgenia Bosch. The SSR LiB Defense Council worked under the guidance of the Presidium of the Central Committee of the Communist Party of Lithuania and Belorussia, which had Mickevičius-Kapsukas as its chairman and Knorin as its secretary.