Commentary “Today is the anniversary of China’s brutal crackdown in Tiananmen Square,” tweeted Joe Biden back in 2019. “Authorities tried to stop peaceful calls for political change with rifles & tanks. The courage of the Tiananmen generation hasn’t been silenced & still inspires the fight for freedom and justice worldwide.” And the former vice president wasn’t done. “China’s continuing oppression of its own people, especially the abuse and internment of more than one million Uyghurs, is one of the worst human rights crises in the world today. It can’t be ignored. Human rights must be at the core—not periphery—of our engagement in the world.” Twitter followers had cause to wonder if the Delaware Democrat meant what he said. “China is going to eat our lunch? Come on, man,” the former vice president said in May 2019, during an Iowa campaign rally. “I mean, you know, they’re not bad folks, folks. …