284. Succession to property. (1) All property, whether movable or immovable, and all assets which immediately before the coming into force of this Constitution were vested in any authority or person for the purposes of or in right of the Government or in the Government shall, on the coming into force of this Constitution, vest in the Government, subject to the provisions of Chapter Fifteen of this Constitution. (2) Any property which was immediately before the coming into force of this Constitution liable to escheat or to be forfeited to any person or authority in right of the Government shall, on the coming into force of this Constitution, be liable to escheat or to be forfeited to the Government. 285. Succession to contracts. Where there is subsisting, immediately before the coming into force of this Constitution, a contract which has been entered into by or on behalf of the Government, then on and after the coming into force of this Constitution, all rights, liabilities and obligations of the Government under the contract shall be vested in or, as the case may be, subsist against the Government; and the contract shall otherwise continue to be of full force and effect. 286. Revocation of statutory leases to urban authorities. Upon the coming into force of this Constitution and subject to the provisions of article 237(2)(a) of this Constitution, statutory leases to urban authorities shall cease to exist. 287. International agreements, treaties and conventions. Where— (a) any treaty, agreement or convention with any country or international organisation was made or affirmed by Uganda or the Government on or after the ninth day of October, 1962, and was still in force immediately before the coming into force of this Constitution; or (b) Uganda or the Government was otherwise a party immediately before the coming into force of this Constitution to any such treaty, agreement or convention,