David E. Sanger reports that President Trump's upcoming visit to China, initially timed to showcase American strength in the context of Iranian conflict resolution, is now overshadowed by uncertainty and a lack of tangible progress on key issues, leading to diminished expectations for the summit amidst escalating global superpower tensions. #SuperpowerRelations #TradeWars #NuclearArms #US #CN #IR #DE #RU #TW

















