Paul Kagame, president of Rwanda, is not known for hugging pastors. Catholic and Protestant clergy have been convicted in connection with the genocide in his country in 1994, and Kagame has repeatedly stated his disdain for religious organizations. Thus a buzz went up in Kigali's Amahoro Stadium last month when Kagame allowed Rick Warren, pastor of the Saddleback megachurch in Lake Forest, Calif., and author of the best-selling The Purpose-Driven Life, to throw an arm over his shoulders and "pray for the President."
In fact, their bond now extends well beyond prayerful embrace. Kagame has committed his government to cooperation in...