The U.S. merchant marine is the country’s commercial shipping fleet. The shipping industry has played a vital role in the development of America by connecting the United States with the global economy and serving as a bridge for both trade and ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles