The term 'Large African Nation' can be summarized by the crossword solution Sudan, which is a country located in Northeast Africa. It is bordered by Egypt to the north, the Red Sea to the northeast, Eritrea and Ethiopia to the east, South Sudan to the south, the Central African Republic to the southwest, Chad to the west, and Libya to the northwest. Sudan is the third largest country in Africa and has an estimated population of over 41 million people.