Possible Clues:

• Old country has bottomless pit in one area
• Ethiopia's former name
• Hell during Italian attack initiated here
• Once land a hole in one, an amazing start!
• In the depth of Africa in One A
• Deep gorge in island to the west of a former African state
• Old name of country is Asian by arrangement
• Old name for African country
• Getting deep into one area, here in Africa, once?
• Former nation is Asian by rights