Dow falls nearly 800 points — wiping out post-election Trump surge as tariffs take effect
1. S&P 500 fell nearly 2% after new tariffs were enacted. 2. Canada and Mexico imposed 25% tariffs on U.S. goods. 3. China doubled tariffs and targeted U.S. agricultural exports. 4. Automakers like Tesla and GM faced significant stock declines. 5. Economists predict consumer prices will rise due to tariffs.