President Trump's sweeping tariffs threatened to upend free trade in North America and sent shock waves through the global ...

Mexico's President Andres Manuel Lopez Obrador speaks during an event to sign an update to the North American Free Trade Agreement, at the National Palace in Mexico City. (AP Photo/Marco Ugarte ...

Beginning with the North American Free Trade Agreement in 1994, the three-nation bloc embraced the principle that duty-free commerce was a winning strategy and a hedge against competition from ...