Greater Somalia beginning of the 20th century the concept of "Greater Somalia" started to be developed with the birth of the nation of Somalia, as a united country inhabited by all the Somali clans in their "Horn of Africa" areas. "Pan-Somalism" refers to the vision of reunifying these areas to form a single Somali nation. The pursuit of this goal has led to conflict: Somalia engaged after World War II in the Ogaden War with Ethiopia over the Ogaden region, and supported Somali insurgents against Kenya. Italians occupied the Benadir in 1890 and soon started to enlarge their "Somalia italiana" (Italian Somaliland):
Geography of Somalia the northeast, "Boswellia" and "Commiphora" trees are sources, respectively, of the frankincense and myrrh for which Somalia has been known since ancient times. A broad plateau encompassing the northern city of Hargeysa, which receives comparatively heavy rainfall, is covered naturally by woodland (much of which has been degraded by overgrazing) and in places by extensive grasslands. Parts of this area have been under cultivation since the 1930s, producing sorghum and maize; in the 1990s it constituted the only significant region of sedentary cultivation outside southwestern Somalia. The Haud south of Hargeysa is covered mostly by a semiarid woodland of scattered