Clark Bar
Called the first successful American "combination" candy bar, made to send to troops in World War I. In World War II the company sent 1.5 million bars a day to the armed forces. More.
Heath bar
In 1942 the US Army ordered $175,000 worth of Heath bars for rations. More.
3 Musketeers
Vanilla and strawberry were dropped in 1945 because of costs and wartime sugar limits. More.
Dubble Bubble
Production stopped in 1942 because of wartime shortages and started again in 1951. More.
Necco Wafers
Union soldiers carried them in the Civil War. More.
Sky Bar
A Sky Bar sign was one of only six lit in Times Square after VE Day in 1945. More.
Bazooka gum
It sold for a penny when it launched after World War II. More.