Monday's U.S.-China trade talks could be about a lot more than just tariffs. U.S. and China officials met in London Monday to discuss trade, in what could be a de-escalation of the trade war between the world's two largest economies. The talks are likely to cover rare earth metals and other flashpoints.

Officials from both sides are meeting on Monday in London, aiming to resolve differences over tariffs and supply chains that have endangered a fragile truce between the countries.

Ahead of key trade talks in London, here are all the tariffs, counter-tariffs, dealmaking, and dealbreaking between the world’s two biggest economies.