By PETER BAKER
President Obama, who spoke to graduating cadets, repudiated his predecessor’s emphasis on unilateral power and the right to wage pre-emptive war.
By DAVID E. SANGER
Intelligence agencies believe Kim Jong-il ordered the sinking of a South Korean warship to help secure the succession of his youngest son.
By C. J. CHIVERS
Opium growers and smugglers who had long been unchallenged face tough choices created by the poor crop and new government and military pressure.
