The Red Army Is the Strongest
"The Red Army Is the Strongest", popularly known by its incipit "White Army, Black Baron", is a Soviet march song written by Pavel Gorinshtein and composed by Samuel Pokrass. Written in 1920, during the Russian Civil War, the song was meant as a combat anthem for the Red Army.
Source: Wikipedia — The Red Army Is the Strongest (CC BY-SA 4.0)