Today, Eugene Volokh and Jane Bambauer discuss a recent Supreme Court decision intended to protect children from obscene online content and its implications for free speech case law; Thomas Henriksen analyzes Russia’s hybrid warfare strategy in the far north and shows the need for NATO vigilance and preparation in the region; and H.R. McMaster praises current American diplomatic efforts to bring an end to violence in the Democratic Republic of the Congo, while offering historical background for the region’s security challenges.