Miracles do happen. The silence will beat the noise of war. Collect names on the list or submit it. Submit the petition to one of the fighting parties in presence of the media. Put this list in an advertisement in the papers of your country Look for sponsors to pay the advertisement or ask the subscribers a contribution.
People like to hear how unique and new the action is.
Ask, where people are collected, attention for this action. Thereupon you step to the people with pen and petition. Just sit and wait behind a desk is not so effective. Think out something alone ore together. Thank you Here follows this head of the petition.