Terrorists continue to be outliers with limited appeal at best.
Americans were happy to buy vast quantities of relatively inexpensive Chinese manufactured goods, demand for which provided jobs for the tens of millions of Chinese who moved from poor agricultural areas to new or rapidly expanding cities.
The abolition of the presidential term limit and President Xi Jinping's concentration of power have come as an unwelcome surprise to many.
It is important to signal that opposition to the use of any weapon of mass destruction is both deep and broad.
The vote in the United Kingdom in favor of leaving the E.U. attested to the loss of elite influence.
The rise of populism is in part a response to stagnating incomes and job loss, owing mostly to new technologies but widely attributed to imports and immigrants.
Russia may well be willing to stop interfering in Eastern Ukraine in exchange for a degree of sanctions relief if it could be assured that ethnic Russians there would not face reprisals.
Indeed, the big U.S. error after 9/11 was to treat Pakistan as if it were an ally. With an ally, it is possible to assume a large degree of policy overlap. With Pakistan, no such assumption can be made.
The United States, working closely with the United Kingdom and others, established the liberal world order in the wake of World War II. The goal was to ensure that the conditions that had led to two world wars in 30 years would never again arise.
American presidents get to make lots of choices, with one critical exception: what awaits them in the in-box on top of the desk in the Oval Office.
The United States is not just another country. It has more capacity and potential to influence the world than any other country - and no other country has the resources and mindset to lead a world that is not on autopilot.
Paradigm shifts, particularly in diplomacy and security issues, are, by definition, major undertakings.
Americans never would alter the way entitlement programs are funded or education administered without serious study and widespread debate.
It is difficult to think of a foreign policy issue that preoccupies and polarizes world opinion as much as the Palestinian question.
History shows that societies where opportunity is safeguarded tend to be societies that are good international citizens.