Everyone do your duty! – Italian World War One poster

World War I poster of Italy - from, Banca Italiana di Sconto - E. Lionne. LCCN2004666220 (cropped)

Victory Liberty Loan poster, United States, World War I (POSTERS 4)

Subscribe to the Sixth War Loan — Austrian World War One poster

Your Liberty Bond will help stop this – US World War One poster

As firm as the Roman Legionary - Italian World War One poster

Italians, help the Red Cross – Italian poster

Work and Fight, Italy, WWII propaganda poster

As we fight, you too must work for the victory! — German World War Two poster

I can tell you’ve been a soldier by the way you stand — American World War One poster

Remember our Turkish comrades in arms! — Austro-Hungarian World War One poster

Is your home worth fighting for? — British World War One poster

Americans all poster, United States, World War I (POSTERS 18)