sentences:  Under the 1951 UN convention, several legal proceedings have ruled that Midgan as a low caste in Somalia are "akin to Dalits or the untouchables in India".The Madhiban caste is not an exception limited to the Somali ethnic group, and equivalent cognate caste is found in numerous ethnic groups in Horn of Africa and East Africa.According to Donald Levine – a professor of Sociology specializing in Ethiopian and Horn of Africa studies, similar caste groups in different languages and ethnic groups have been integral part of societies of this region.