Despite the fact that there is no any particular armed conflict and civil unrest in Ethiopia, it’s becoming common to see persons under the age of 15 carrying a gun in different parts of the country. Although these pictures has been looked as fun by so many people, it becomes more serious when the children carrying the gun used some flags and have some connection with organized groups and parties in the country. Based on this assessment, there is a worry that in any case of an armed struggle or any kind of hostilities there would be some kind of resentment to use those children under the age of 15 to actively participate in situations of conflicts. Thus, the following short legal analysis is made to inform any concerned party about the legal ramification of their activity in using children under the age of 15 to execute their military or any hostility related missions.