 The armed forces offered the only opportunity for upward social mobility for underprivileged Libyans, and Gaddafi recognized it as a potential instrument of political change.Under Idris, Libya's armed forces were trained by the British military; this angered Gaddafi, who viewed the British as imperialists, and accordingly, he refused to learn English and was rude to the British officers, ultimately failing his exams.British trainers reported him for insubordination and abusive behaviour, stating their suspicion that he was involved in the assassination of the military academy's commander in 1963.