<s>[INST] Can the duration for which a Proclamation can be in effect be extended beyond six months? [/INST] No, the duration for which a Proclamation can be in effect cannot be extended beyond six months according to the provided context. It states that a Proclamation so approved shall cease to operate on the expiration of a period of six months from the date of the passing of the second of the resolutions approving the Proclamation under clause (4). </s>