Horn of Africa tribute. The Majeerteen Sultanate (Migiurtinia) was another prominent Somali sultanate based in the Horn region. Ruled by King Osman Mahamuud during its golden age, it controlled much of northeastern and central Somalia in the 19th and early 20th centuries. The polity had all of the organs of an integrated modern state and maintained a robust trading network. It also entered into treaties with foreign powers and exerted strong centralized authority on the domestic front. Much of the Sultanate's former domain is today coextensive with the autonomous Puntland region in northeastern Somalia. The Sultanate of Hobyo was a 19th-century Somali kingdom
Horn of Africa to wall paintings of the 7th century CE. Somali architecture includes the Fakr ad-Din Mosque, which was built in 1269 by the Fakr ad-Din, the first Sultan of the Sultanate of Mogadishu. Ethiopia is renowned for its ancient churches, such as at the UNESCO World Heritage Site at Lalibela. The Horn has produced numerous indigenous writing systems. Among these is Ge'ez script ( ') (also known as "Ethiopic"), which has been written in for at least 2000 years. It is an abugida script that was originally developed to write the Ge'ez language. In speech communities that use it, such as