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
United States Declaration of Independence that the Declaration of Independence was signed. The adoption of the Declaration of Independence was dramatized in the 1969 Tony Award–winning musical "1776" and the 1972 film version, as well as in the 2008 television miniseries "John Adams". In 1970, The 5th Dimension recorded the opening of the Declaration on their album "Portrait" in the song "Declaration". It was first performed on the "Ed Sullivan Show" on December 7, 1969, and it was taken as a song of protest against the Vietnam War. The Declaration of Independence is also a plot device in the 2004 American film "National Treasure". United