The modern left’s rules for radicals were followed to the letter in the wake of George Floyd’s murder two years ago: Seize on an event that attracts national attention to promote their extreme ideological objective; knowingly misrepresent what that event means with the eager help of friendly media to maximize public fear; mobilize a mob to intimidate those who might stand in their way; compel the obeisance of a craven crowd of corporate chiefs, technology leaders and other influential figures; and have it all justified and promoted by Democratic officeholders and candidates. In 2020 the campaign created enough of a...