China hits back with export controls, Canada and Mexico remain under threat. USPS closes then reopens "de minimis" small package loophole

Ending tariff exemptions on low-cost packages from China has broad bipartisan support in Washington, and Trump pulled the plug when he raised tariffs on Chinese goods by 10% earlier this week. Goods sent through duty-free packages became subject not only to existing tariffs — 25% for many Chinese products — but also the new 10%.

By David Lawder, Helen Reid, Lisa Baertlein and Lisa Barrington WASHINGTON/LONDON/LOS ANGELES (Reuters) - U.S. President Donald Trump paused his administration's repeal of duty-free treatment of low-cost packages from China on Friday,