John Campbell, former U.S. ambassador to Nigeria, explores the country's postcolonial history and examines the events and conditions that have carried this troubled giant to the edge.

Read an excerpt of Thicker Than Oil. For fifty-five years, the United States and Saudi Arabia were solid partners. Then came the 9/11 attacks, which sorely tested that relationship. In Thicker Tha…

A forty-year effort to prevent the spread of nuclear weapons is breaking down, and the threat that terrorist groups will acquire them is growing. In Fatal Choice, Ambassador Richard Butler argues tha…