BEIJING — A top Chinese official issued a rare criticism of the U.S. and Western democracy during a high-profile political press conference Friday. The night before, Chinese President Xi Jinping joined the ranks of Mao Zedong and Deng Xiaoping and became the country’s third leader to oversee the adoption of a “historical resolution” at the close of a widely-watched meeting of the Chinese Communist Party, the sixth plenum of the party’s Central Committee.....Chinese officials at Friday’s press conference emphasized how the country would now follow Xi and his vision for a strong CCP-dominated system. And for more than five minutes,...