As the United States marks the 250th anniversary of its founding, it confronts a new world order dominated by its relationship with China. In this wide-ranging series, we examine the pressure points and possibilities in those ties, from hard tech to soft power. In this article, Jane Cai and Yuanyue Dang examine Chinese people’s changing attitudes towards the US. As the United States prepares to celebrate its 250th anniversary this month – marking its journey from a revolutionary experiment to a...