History of the United Kingdom Britain as the world's dominant colonial power. During the 1760s and 1770s, relations between the Thirteen Colonies and Britain became increasingly strained, primarily because of opposition to Parliament's repeated attempts to tax American colonists without their consent. Disagreement turned to violence and in 1775 the American Revolutionary War began. In 1776 the Patriots expelled royal officials and declared the independence of the United States of America. After capturing a British invasion army in 1777, the US formed an alliance with France (and in turn Spain aided France), evening out the military balance. The British army controlled only a handful of
History of the United States (1776–1789) the federal government's powers of defense and taxation with the Constitution of the United States of America in 1789, still in effect today. During the seventeenth and eighteenth centuries, the British colonies in America had been largely left to their own devices by the crown; it was called salutary neglect. The colonies were thus largely self-governing; half the white men in America could vote, compared to one percent in Britain. They developed their own political identities and systems which were in many ways separate from those in Britain. This new ideology was a decidedly republican political viewpoint, which rejected royalty,