President Yoweri Museveni of Uganda gave a state banquet late Thursday in honor of North Korea’s ceremonial head of state, praising Pyongyang for what he said was its prominent role in fighting imperialism. Kim Yong Nam, the president of the country’s parliament, is in Uganda as part of a rare tour of Africa, where North Korea has actively tried to cultivate potential allies like the long-serving, increasingly anti-West Museveni. The North Koreans are training Ugandan police in martial arts and Museveni hailed North Korea for helping to mechanize Uganda’s military over the years. North Korea is also training Ugandan military...