Commentary President Joe Biden is rightly promoting a democracy summit, but has needlessly excluded some American friends and allies, and failed to sufficiently focus on the growing threat from Beijing. With increasing authoritarianism globally, led by China and its allies, Russia, Iran, and North Korea, the time is right for Biden’s “democracy summit.” The summit, to be held virtually starting on Dec. 9, will encourage countries to improve their levels of democracy at home, but more importantly, will push them to unite against the biggest near-term threat to democracy and human rights on a global level: the Chinese Communist Party (CCP). China, Russia, Iran, and North Korea are not invited, which is good. Democracies and their allies need somewhere to regroup and rethink the best strategies for defending themselves against these aggressors. But neither are some other authoritarian countries invited, that have been good allies to the United States and …