The president has made an artful overture to India, the world’s largest democracy. But the relationship demands careful tending. By Tunku Varadarajan.

His innocently named “Pan-European Picnic” parted the Iron Curtain and helped end European communism. The papers of Hungarian reformer Imre Pozsgay are now open to scholars. By Maciej Siekierski and Jolanta Szabone Szuba.

Preventive action may be legally dubious but morally justified. International law must confront the question of legitimacy. By Abraham D. Sofaer.