Boston is the capital and most populous city of the Commonwealth of Massachusetts in the United States founded in 1630 it’s one of the oldest cities in the U.S. and the 21st most populous city in the United States. The key role it played in the American Revolution is highlighted on the Freedom Trail.
Boston is to be an important port and manufacturing hub as well as a center for education and culture. Today, Boston is a thriving port city. The Boston area's many colleges and universities make it an international center of higher education, including law, medicine, engineering, and business, and the city is considered to be a world leader in innovation and entrepreneurship, with nearly 2,000 startups. Boston's economic base also includes finance, professional and business services, biotechnology, information technology, and government activities. The city has one of the highest costs of living in the United States as it has undergone gentrification, though it remains high on world livability rankings.