Global Markets Weaken as U.S. Implements Tariffs - WSJ
1. President Trump imposed new tariffs, igniting trade war concerns. 2. Dow Jones fell nearly 650 points amid global market declines. 3. Oil prices slid as fears of reduced demand in trade war rise. 4. Key U.S. economic data releases are anticipated this week. 5. Defense stocks performed well despite overall market downturn.