 ali sabieh region () is a region in southern djibouti. with a mainland area of 2,400 square kilometres (900 sq mi), it lies along the national border with somalia and ethiopia. its capital is ali sabieh. the arrei mountains are the highest point in the region. ==history==  nomadic life in the ali sabieh region dates back at least 2,000 years. during the middle ages, the ali sabieh region was ruled by the ifat sultanate and the adal sultanate. it later formed a part of the french somaliland protectorate in the first half of the 20th century. ==overview== thumb|right|ali sabieh region landscape the region borders arta region to the north, the dikhil region to the west, and the nation of somalia to the east, and the nation of ethiopia to the south. largely arid, the ali sabieh region is noted for its bare plains of grand bara and its large mountains. the ali sabieh region has old forts all round the region build by the french army in the 20th century. the inhabitants of the ali sabieh region belong mainly to the people of issa somali clan. the local commercial sector is centered on construction (cement) and storage of goods in transit to ethiopia. towns in the region have experienced significant growth with the increasing industrialization. the area has also seen some investment. ==geography== thumb|right|a topographic map of ali sabieh region ali sabieh is the fourth largest region in the country. it contains around 16.5% of the nation's landmass. the arta lies to the north, and dikhil to the west. ali sabieh region also shares a border with the somali region of ethiopia to the 
Regions_of_Djibouti