This Is Nazi Brutality Ben Shahn 

No More Broken Treaties Honor the Peace Agreement

United States, 1974

Little Americans Do your bit

United States, c. 1917

Unbändiges Spanien

Germany, 1962

The first three!

U.S.A,1917

Was Wir Wollen Helft Uns Neu Aufbauen

Germany, c. 1920

Psychologie du Militaire Professionnel

France, c. 1890s