Claim: Country music, which was introduced to Nigeria, a sovereign country in West Africa, by American Christian missionaries, became popular in Nigeria in the 1960s and remained highly popular as of the 90s.
Evidence: Country music in Nigeria has enjoyed high levels of popularity since first being introduced to the country in the middle of the 20th century. Country was introduced to Nigeria in the middle 20th century by a combination of visiting American Christian missionaries from the southern United States, by returning Nigerian expatriates, and by a Don Williams-owned radio station that operated in the nation. By the 1960s, the genre had become "a part of everyday Nigerian life". As of the mid 1990s, country music remained highly popular among Nigerian radio listeners. 
Nigeria (/naɪˈdʒɪəriə/ (listen)), officially the Federal Republic of Nigeria, is a sovereign country in West Africa bordering Niger in the north, Chad in the northeast, Cameroon in the east, and Benin in the west. Federal presidential constitutional republic 1 October 1960 1 October 1963