United NationsSecurity Council Resolution 254, adopted unanimously on June 11, 1968, after reaffirming previous resolutions on the topic, the Council extended the stationing in Cyprus of the United Nations Peacekeeping Force in Cyprus for a further period, now ending December 15, 1968. The Council also called upon the parties directly concerned to continue to act with the utmost restraint and to co-operate fully with the peacekeeping force.