U.S. President Donald Trump on Saturday signed an order enacting tariffs of 25 percent on imports from Canada and Mexico, and an additional 10 percent on goods from China, touching off potential trade wars and increasing uncertainty for global business.Trump, spending this weekend at his Mar-a-Lago resort in Florida, followed through on his promise to impose such measures to pressure the three countries to crack down on fentanyl trafficking and to rectify trade imbalances with the United States.The duties will take effect on Tuesday, according to the White House."We need to protect American…READ FULL ARTICLE