North America metropolitan area by population in North America: Greater Mexico City. Canada also breaks into the top ten largest metropolitan areas with the Toronto metropolitan area having six million people. The proximity of cities to each other on the Canada–United States border and Mexico–United States border has led to the rise of international metropolitan areas. These urban agglomerations are observed at their largest and most productive in Detroit–Windsor and San Diego–Tijuana and experience large commercial, economic, and cultural activity. The metropolitan areas are responsible for millions of dollars of trade dependent on international freight. In Detroit-Windsor the Border Transportation Partnership study
Insurance Company of North America Insurance Company of North America Insurance Company of North America (INA) is the oldest stock insurance company in the United States, founded in Philadelphia in 1792. It was one of the largest American insurance companies of the 19th and 20th centuries before merging with Connecticut General Life to form CIGNA in 1982, and was acquired by global insurer ACE Limited (currently Chubb Limited) in 1999. In 1792, Boston merchant Samuel Blodget moved to Philadelphia. He did so in part to seek a commission from President George Washington as superintendent of construction for the new federal city then being built along