(2) The power of taking waste land, and, on making due compensation, any other land for the purpose of erecting such forts, magazines, arsenals, dockyards, or other buildings as aforesaid, and for any other military or naval purpose, or the defence of the realm. Legislative Body. [Sidenote: Veto by first order of Legislative Body, how overruled.] =23.=--If a Bill or any provision of a Bill is lost by disagreement between the two orders of the Legislative Body, and after a period ending with a dissolution of the Legislative Body, or the period of _three years_, whichever period is longest, such Bill, or a Bill containing the said provision, is again considered by the Legislative Body, and such Bill or provision is adopted by the second order and negatived by the first order, the same shall be submitted to the whole Legislative Body, both orders of which shall vote together on the Bill or provision, and the same shall be adopted or rejected according to the decision of the majority of the members so voting together. [Sidenote: Cesser of power of Ireland to return members to Parliament.] =24.=--On and after the appointed day Ireland shall cease, except in the event hereafter in this Act mentioned, to return representative peers to the House of Lords or members to the House of Commons, and the persons who on the said day are such representative peers and members shall cease as such to be members of the House of Lords and House of Commons respectively. Decision of Constitutional Questions. [Sidenote: Constitutional questions to be submitted to Judicial Committee.] =25.= Questions arising as to the powers conferred on the Legislature of Ireland under this Act shall be determined as follows:-- (_a_) If any such question arises on any Bill passed by the Legislative Body, the Lord-Lieutenant may refer such question to Her Majesty in Council; (_b_) If, in the course of any action or other legal proceeding, such question arises on any Act of the Irish Legislature, any party to such action or other legal proceeding may, subject to the rules in this section mentioned, appeal from a decision on such question to Her Majesty in Council; (_c_) If any such question arises otherwise than as aforesaid in any Act of the Irish Legislature, the Lord-Lieutenant or one of Her Majesty's principal Secretaries of State may refer such question to Her Majesty in Council; (_d_) A question referred or appeal brought under this section to Her Majesty in Council shall be referred for the consideration of the Judicial Committee of the Privy Council;