History of Somalia History of Somalia Somalia (; ), officially the Federal Republic of Somalia (, ) and formerly known as the Somali Democratic Republic, is a country located in the Horn of Africa. Somalia was an important centre for commerce with the rest of the ancient world, and according to most scholars, it is among the most probable locations of the fabled ancient Land of Punt. During the Middle Ages, several powerful Somali empires dominated the regional trade, including the Ajuran Sultanate, the Adal Sultanate, the Warsangali Sultanate, the Sultanate of the Geledi and the Majeerteen Sultanate. In the late 19th century,
Geology of Somalia and island arcs. In the Early Jurassic, the supercontinent Gondwana, which included Africa, began to break apart. The marine transgression of the Tethys Ocean flooded large parts of East Africa and Arabia and new sedimentary rock units were deposited. In the west of Somalia, the Cretaceous at the end of the Mesozoic brought crustal upwarping, which is preserved in the Yesomma Sandstone. Two major sedimentary basins began to form in Somalia during the Mesozoic, the Somali Coastal Basin and the Luuq-Mandera Basin, both filled with up to five kilometers of sedimentary rock. The basins formed due to the movements of