Billy Yank or Billy Yankee was the name given to the Union soldiers of the North during the American Civil War: and a famous and enduring symbol of the period. Typically Billy Yank is presented dressed in regulation blue uniform topped with a forage hat, the standard headdress used by the military of the period. This handy guide delves a little deeper and sets out to discover exactly what the typical 'Billy Yank' looked like and how they lived...