Long-threatened tariffs from U.S. President Donald Trump have plunged the country into trade wars abroad — all while on-again, off-again new levies continue to escalate uncertainty.

China has removed its ban on airlines accepting Boeing planes after Beijing and Washington agreed to temporarily reduce the steep tariffs on one another.

The Trump administration cut tariffs on low-value parcels from China by more than half, shortly after Washington and Beijing agreed a trade truce. From Wednesday, shipments worth less than $800 from China will be charged 54%.

China has removed a monthlong ban on airlines taking delivery of Boeing planes, according to people familiar with the matter.

The world’s two biggest economies agreed to a temporary rollback of most of their recent levies after negotiating in Switzerland over the weekend.

Chinese leader Xi Jinping has hit out at “bullying” and “hegemonism,” in his first public remarks since a temporary truce over tariffs was agreed in the trade war between the United States and China.

This weekend’s talks between Washington and Beijing officials in Geneva culminated in both countries cutting their tariff for at least the next 90 days, with the U.S. slashing its duties on Chinese goods from 145% to 30% and China cutting its levies on U.

There are no winners in a trade war, Chinese President Xi Jinping told Latin American leaders and other officials in Beijing on Tuesday, as he sought to project unity with the region a day after the United States and China agreed to slash reciprocal tariffs.