Image from a Soviet stamp Issued in 1968 in honour of the 50th anniversary of the Red Army. It shows a part of the classic Red Army Liberator poster of Viktor Koretsky as well as Red Army tanks advancing in the Western Ukraine.
This historic image is available as three kinds of mug at out Etsy store:
Ceramic mug 11 oz: https://daughtersoftheempire.etsy.com/listing/1689918437
Ceramic mug with accent colours: https://daughtersoftheempire.etsy.com/listing/1689922699
Ceramic mug 15 oz: https://daughtersoftheempire.etsy.com/listing/1675757188