China has called on the United States to “correct its mistakes” after a statement that Washington does not support an independent Taiwan was removed from the state department website. Beijing views Taiwan as part of its territory and has refused to rule out using force to unify with the self-ruled island one day. The United States does not diplomatically recognise Taiwan but remains its main security backer and last week removed a line from a state department fact sheet that stated: “We do not support Taiwan independence.” The fact sheet retains Washington’s opposition to unilateral change from either Taiwan or...