In 1904, Aster, together with Onesimos and other Oromos, were able to move from Eritrea back to Wellega, where they established schools, Aster serving as a teacher at Nekemte.
On 14 October 1888, the allied forces of Ras Gobena and Moroda Bekere defeated the Mahdist Sudanese invasion of the Welega Oromo at the Battle of Guté Dili.
In more recent times, it was used as an honorific negus for life title bestowed on governors of the most important provinces (kingdoms): Gojjam, Welega and the seaward kingdom (where the variation Bahr Negasi 'King of the Sea', was the ancient title of the ruler of present-day central Eritrea) and later Shewa.
Prince Sahle Selassie was married to Princess Mahisente Habte Mariam, the daughter of Dejazmach Hapte Mariam Gebre Igziabiher, the heir to the old Oromo kingdom of Leqa Naqamte in Welega Province, and later served as governor of Welega province.