In the case of Buhari’s visit, the fact that the president of Africa’s most populous country is visiting Washington may be more important to strengthening the U.S.-Africa relationship than any discussion of policy during the trip. 

Mexico and Central America can do little to curb migration without robust U.S. support.

Russia's President Dmitry Medvedev (R front) and North Korean leader Kim Jong-il (L) smile during their meeting at the "Sosnovyi Bor" military garrison in Siberia's Buryatia region August 24, 2011 (R…

President-Elect Biden and his team come at a critical time for Japan-South Korea relations.

Unlike the recent visits of French President Emmanuel Macron, who criticized Trump’s policies before a joint session of Congress, or German Chancellor Angela Merkel, who continues to be critical of a range of Trump’s polices, Buhari praised Trump in ways that will be pleasing to him and his base.