4) Libya (1,759,540 square kilometers)
North African nation Libya is the seventeenth-largest country in the world. Tripoli is the largest city and the capital of Libya. Around one million of Libya’s six million people live in Tripoli.
3) Sudan (1,861,484 square kilometers)
Sudan is an Arab republic located in the Nile valley of North Africa. The Nile River divides the nation into eastern and western halves. Around 37.2 million people live in Sudan.