Oil rises as Trump says Iran will be held responsible for any future Houthi attacks
1. Oil prices increased after U.S. military responses to Houthi attacks. 2. Trump holds Iran responsible for future Houthi actions against shipping. 3. U.S. crude rose by 0.6%, Brent increased by 0.62%. 4. New airstrikes against Houthis signal heightened geopolitical tensions. 5. Potential for further energy price instability linked to regional conflicts.