For many policymakers, economic sanctions have become the tool of choice to respond to major geopolitical challenges such as terrorism and conflict.

Accusations of influence peddling in the heart of its presidency raise the ugly scepter of state capture in Nigeria.

The U.S. Navy’s dominance of the world’s oceans has made it an indispensable foreign policy tool and a guarantor of global trade, but a mix of challenges is raising difficult questions about its futu…

Colin Powell’s extraordinary career as a soldier-statesman provides a model for how to live one’s life in the public arena at a time few such models can be found.

Alone among US President George W. Bush’s senior advisers, Colin Powell did not push for the costly, ill-advised Iraq War, and it would be misreading history to hold him responsible for it. He remain…