It is true, as of January 2008, all tariffs between the three countries of Mexico, the United States, and Canada have been eliminated.
The U.S. Supreme Court case Marbury v. Madison (1803) established the principle of judicial review—the power of the federal courts to declare legislative and executive acts unconstitutional. The unanimous opinion was written by Chief Justice John Marshall.
It took Samuel Adams and his men about 3 hours to dump the tea out of all three ships.