city, metropolis, urban center - a large and densely populated urban area; may include several independent administrative districts; "Ancient Troy was a great city"

Republic of the Sudan, Soudan, Sudan - a republic in northeastern Africa on the Red Sea; achieved independence from Egypt and the United Kingdom in 1956; involved in state-sponsored terrorism

pitched battle - a fierce battle fought in close combat between troops in predetermined positions at a chosen time and place

Soudan, Sudan - a region of northern Africa south of the Sahara and Libyan deserts; extends from the Atlantic to the Red Sea