Horn of Africa covered the Simien and Bale Mountains but melted at the beginning of the Holocene. The mountains descend in a huge escarpment to the Red Sea and more steadily to the Indian Ocean. Socotra is a small island in the Indian Ocean off the coast of Somalia. Its size is 3,600 km (1,390 sq mi) and it is a territory of Yemen. The lowlands of the Horn are generally arid in spite of their proximity to the equator. This is because the winds of the tropical monsoons that give seasonal rains to the Sahel and the Sudan blow from the west.
Combined Joint Task Force – Horn of Africa the task force was transferred from the United States Central Command to the United States Africa Command (USAFRICOM), as the latter assumed authority over the U.S. forces in the region. Joint Meritorious Unit Award Combined Joint Task Force – Horn of Africa Combined Joint Task Force – Horn of Africa (CJTF-HOA) is a joint task force of United States Africa Command (AFRICOM). It originated under Operation Enduring Freedom – Horn of Africa (OEF-HOA) as part of the United States response to the September 11, 2001 attacks. The mission of the CJTF-HOA is to conduct operations in the Combined Joint Operations