Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: (CNN) Somaliland President Ahmed Mohamed Silanyo recently claimed that more than one million citizens, out of the country's population of 3.4 million, had signed a petition calling for the international community to recognise Somaliland. Since 1991, and the collapse of the Siad Barre regime in Somalia, the region has declared itself independent. But should it? The examples of the secession of South Sudan and Eritrea raise serious questions and doubts about the outcomes of breakaway states. The general approach to calls for secession in Africa, as set out by the African Union (AU) and its predecessor the Organisation of African Unity, is that they should be opposed. The most frequently heard argument against secession is that granting the right to one country invites others to take the same step.Somaliland wants to be recognized as an independent countryCurrently 54 African countries are members of the UN 
 Question:South Sudan has imploded into impoverishment and widespread conflict, leading some to call for it to become a UN mandate, with the presence of a long-term _ force.

UN