Joined the Red Army and the Bolshevik Party, 1918. Cavalry commander in the Civil War. Took part in the Soviet-Finnish war and World War II. Continued his career in the cavalry until his death.
No religious basis is needed in order to display ethical behavior.
The emphasis on peaceful coexistence doesn’t mean that the Soviet Union accepted a static world with clear lines. Socialism is inevitable and the "correlations of forces" were moving towards socialism.