Soldiers in the new Polish army stand at attention after being officially sworn in by General Józef Haller at Haussonville, France, on October 6, 1918. (National Archives )
National Archives
MHQP-210700-BLUEARMY-01-1
Soldiers in the new Polish army stand at attention after being officially sworn in by General Józef Haller at Haussonville, France, on October 6, 1918. (National Archives )
National Archives