Horn of Africa complex pattern of interrelationships among the various groups. According to "Ethnologue", there are 10 individual languages spoken in Djibouti, 14 in Eritrea, 90 in Ethiopia, and 15 in Somalia. Most people in the Horn speak Afroasiatic languages of the Cushitic or Semitic branches. The former includes Oromo, spoken by the Oromo people in Ethiopia, and Somali, spoken by the Somali people in Somalia, Djibouti and Ethiopia; the latter includes Amharic, spoken by the Amhara people of Ethiopia, and Tigrinya spoken by the Tigrayan people of Eritrea and Ethiopia. Other Afroasiatic languages with a significant number of speakers include the Cushitic
Operation Enduring Freedom – Horn of Africa of Galkayo, a Somali army unit conducting counterterrorism operations nearby, when the Somali soldiers came under fire from al-Shabab militants. The Somali soldiers engaged them, then broke contact and rejoined with their nearby American advisers and soon afterwards the militants "began to maneuver in an offensive manner" so the U.S. conducted a self-defense airstrike, killing 4 militants. 26 U.S. servicemen have been killed in non-hostile incidents in Djibouti since the start of operations in the Horn of Africa. Three U.S. soldiers were killed in accidents in Kenya. Two U.S. soldiers were killed in a vehicle accident in Ethiopia. Two U.S.