 John Churchill, born in 1650, was to become one of the greatest military leaders in eighteenth century history, changing the face of battle tactics forever. Churchill grew up during the last years of the English Civil Army and craved a military career. As a young man, he became embroiled in the colorful court of Charles II, initially serving the Duke of York and later becoming the lover of Lady Castlemaine. This liaison was to set him up financially forever.