Read this and answer the question. If the question is unanswerable, say "unanswerable".

By 26 March, the growing refusal of soldiers to fire into the largely nonviolent protesting crowds turned into a full-scale tumult, and resulted into thousands of soldiers putting down their arms and joining the pro-democracy movement. That afternoon, Lieutenant Colonel Amadou Toumani Toure announced on the radio that he had arrested the dictatorial president, Moussa Traore. As a consequence, opposition parties were legalized and a national congress of civil and political groups met to draft a new democratic constitution to be approved by a national referendum.

What did students lay down?
unanswerable