The decision by the Hong Kong leader, Carrie Lam, to withdraw the extradition bill that provoked months of turmoil represents a major and unexpected concession from Beijing, but is almost certainly too little, and too late, to end the protests. In June when millions first poured into the streets in peaceful protest, a promise to ditch the law might well have muted the burgeoning popular uprising. But Lam is only acting after months of police brutality, thug attacks on protesters, mass arrests, and barely veiled threats of security intervention from mainland China.
