Making personal loyalty the measure of all government, as Donald Trump does, was tried in the Soviet Union under Joseph Stalin.

Vast inflows of donor cash, intended to bring about reconstruction, may instead have added significantly to Afghanistan’s corruption problems.

In less than half a century, Serbia morphed from hero to villain. And the country remains an outcast, the stench of Milosevic still in the air.

Populists in power, like Five Stars and the Lega in Italy, can do serious damage. In the case of Italy, the key risks are long-term rather than immediate.

In wake of ZTE affair, U.S. President aims at uniting world government in his hands and his head.