US President Donald Trump’s landmark visit to China comes as the US-Iran war disrupts global energy supplies, fuels economic uncertainty and adds fresh strain to Washington-Beijing ties. In this story, part of a series examining how rivalry, interdependence and geopolitical crises are reshaping the relationship between the two powers, we explore how the countries’ standing in the world has changed – mostly to China’s benefit – since Trump’s previous trip. When US President Donald Trump unleashed