Quote from aphexcoil:
True. If I'm not mistaken, one of the many reasons the United States placed god on the dollar bill and in other parts of government was to separate itself from the communist / godless image of the Soviet Union during the cold war.
Paper money...1957, "cold war" era.
Coins:
http://www.ustreas.gov/education/fact-sheets/currency/in-god-we-trust.html
