<p>Wall Street’s main stock indexes tumbled late on Monday after US President Donald Trump announced the start of 25% tariffs on Canada and Mexico.</p><p>The S&P 500 lost 1.75%, to end at 5,850.31 points, while the Nasdaq Composite lost 2.64%, closing at 18,350.19. The Dow Jones Industrial Average fell 1.47%, to 43,197.30.</p> | Read More News from […]. Read More in Israel NOWlej.