WASHINGTON, July 9 (Xinhua) -- U.S. President Donald Trump said on Wednesday that the 50 percent tariff on copper, which he announced earlier this week, will start on Aug. 1. "I am announcing a 50% ...

LOS ANGELES, July 8 (Xinhua) -- Members of U.S. President Donald Trump's national security team plan to discuss details of shipping weapons to Ukraine on Tuesday, after Trump said the United States ...