Samuel Ramani is a tutor of politics and international relations at the University of Oxford and an associate fellow at the Royal United Services Institute. He is the author of the book Russia in Africa: Resurgent Great Power or Bellicose Pretender.
Technical managers at the SOMELEC, The Mauritanian Electricity Company, talk with each other at the turbines field at the 30MW Nouakchott Wind Power Station in Nouakchott, Mauritania on March 21.
Saudi Foreign Minister Faisal bin Farhan and Nayef Falah al-Hajraf, the secretary-general of the Gulf Cooperation Council, in al-Ula, Saudi Arabia, on Jan. 5.
An Afghan man attends a campaign rally for Abdullah Abdullah, the chief executive of Afghanistan, in Bamiyan on Sept. 25 (Photo by Paula Bronstein/Getty Images )