Workers dig at a mine in Chudja, near Bunia, north eastern Congo. The conflict in the Congo, a nation rich in mineral resources such as gold, diamonds, tin, and cobalt, has often been linked to a struggle for control over its minerals resources. Lionel Healing /AFP/Getty Images hide caption

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North Korean residents line up to receive food rations at a Red Cross distribution center in Tongsin, North Korea, in 1997. Discussions over U.S. food aid to the reclusive country were to take place Monday. "You could, in a very real sense, see the needs for food assistance," said an official with Mercy Corps, after a September 2011 visit to the country. Lasse Norgaard/AP hide caption

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Iraqi President Jalal Talabani speaks at the opening of the huge U.S. Embassy in Baghdad on Jan. 5, 2009. It is the largest U.S. Embassy in the world. Handout/Getty Images hide caption

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South Sudanese security forces stand outside the control room of the Petrodar oil facility in Paloich, South Sudan. Sudan was once sub-Saharan Africa's third-largest oil producer, but much of that oil came from what is now South Sudan. Pete Muller/AP hide caption

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Kenyan soldiers climb into a truck as they prepare to advance near Liboi in Somalia on Oct. 18. Kenya now has a few thousand troops in the lawless country, trying to pursue a militant Islamist group called al-Shabab. AFP/Getty Images hide caption

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Egyptians are seen working in a bakery in Cairo. The U.S. has been working on ways to help revive the economies of nations in transition, like Egypt, Tunisia and Libya, while having limited resources available during tough economic times. Mahmud Hams /AFP/Getty Images hide caption

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