Flag of the Latvin Socialist Soviet Republic, used from 1919 to 1920.
https://upload.wikimedia.org/wikipedia/commons/archive/a/ab/20230720173311%21Flag_of_the_Latvian_Socialist_Soviet_Republic_%281918%E2%80%931920%29.svg
https://commons.wikimedia.org/w/index.php?title=User:NorthTension&amp;action=edit&amp;redlink=1