WASHINGTON—A U.S. religious-rights official said she was “flattered” to be the target of Chinese government sanctions stemming from a dispute between the two countries over Beijing’s treatment of Uighur Muslims, which Washington has described as a genocide. The United States on Saturday condemned China’s sanctions against two Americans and a Canadian lawmaker, which followed those imposed by the United States, European Union, Britain, and Canada last week for what they say are violations of the rights of Uighurs and other ethnic minorities China’s western region of Xinjiang. Beijing sanctioned the chair and vice chair of the U.S. Commission on International Religious Freedom (USCIRF), Gayle Manchin and Tony Perkins, banning them from entering the Chinese mainland, Hong Kong and Macau. It also prohibited Chinese citizens and institutions from doing business or having any exchanges with them. “I feel flattered to be recognized by Communist China for calling out genocidal crimes against …