The different types of rock music have been popularised by the American film and music industry during the 1980's to a point that it spread out throughout the world. The trend was attracted internationally because of the high American standards of music incorporating the most advanced technologies.
The french and Indian war, they went into debt after, so they taxed the colonies. The colonies rebelled because they didn’t have a say. So they protest, boycott items and has the tea act and Boston tea party, the Boston Massacre, the intolerable acts and the stamp act, which led to the American Revolution
The rapid production and creation of consumer goods.