Staying Somalia in a state of instability is a serious threat for the security of the international community, including countries and institutions of the West. At the modern period, its key element is the activity of the international terrorist structure Al Shabab. Germany and its EU partners face with the problem of the revitalization of Al Shabab terrorists. The methodological basis of the paper is the theories of armed conflicts resolution and the construction of armed forces (at the example of the Somalian national army). The key research methods are the event-analyses and the comparative analyses. The aim of the article is the research of the German approach to resolving the “Somali problem”. In this regard, the first task is to study the previous experience of Germany in counteracting with instability in Somalia in the 1990-s and since the late 2000-s. (in the framework of counteracting piracy). The second task, on the solution of which is paid the main attention in the article, is the research of complex usage by Germany of its political, military and economic tools for the weakening of Al Shabab. The article studies German participation in the EU mission for the reform of the security sector of Somali. At this base, the article concludes about the military participation of Germany in the struggle with the international terrorism. The article covers the course, problems and prospects of using the national army of Somalia for fighting against Al-Shabab in the south, as well as separatist currents in the northern part of the country. The paper researches German promotion in restoring the structures of power in the country and the process of federalization as the key direction of the stabilization in Somalia. The article covers the features of German economic participation in the decision of deep internal Somali problems, which mainly led to the appearance and strengthening of the Al Shabab positions. The research paper concludes about the measures, which are needed from Germany for the full defeat of Al Shabab and future minimization of the terrorist threat from the Horn of Africa states for Germany and the EU.