Beijing faces new challenges after impressive decades.
The choices of China, India and Japan will define Asia's future. Their lack of unity and diversity of weaknesses will leave big problems unaddressed.
He said that economic interdependence had made war obsolete. Four years later, World War One turned him into a laughingstock. Yet his later career saw him abandon many of his own illusions.
Humanitarian interventions have become the reflex position in Washington. But the American public is more nationalistic and more skeptical of foreign do-goodery. Could a reckoning be at hand?
A period of apparent warming between Moscow and Washington has fallen apart as underlying troubles remain unaddressed.
Economic weakness and geopolitical shifts may see Europe choose a foreign policy of weakness.
How can Washington and Beijing avoid typical patterns of distrust and fear?
American NGOs that push for democratic change abroad are facing growing resistance.
A cooperative, law-based international system remains an aspiration, not a reality.
Obama has an opportunity to revitalize U.S. relations with its neighbors to the south.