97 STAT. 870 PUBLIC LAW 98-138—OCT. 28, 1983 withdrawal from the compact or if all such States have agreed by statute to the same provisions for withdrawal from the compact; and (2) shall be effective for a period of twenty years beginning on the date the consent of the Congress becomes effective under paragraph (1). SEC. 4. Nothing contained in the compact approved by the first section of this Act shall be construed as impairing or in any manner affecting any right or jurisdiction of the United States in and over the region which forms the subject of that compact. SEC. 5. The right to alter, amend, or repeal this Act is expressly reserved. Approved October 28, 1983. LEGISLATIVE HISTORY—H.R. 3044 (S. 1327): HOUSE REPORT No. 98-892 (Comm. on Merchant Marine and Fisheries). CONGRESSIONAL RECORD, Vol. 129 (1983): Oct. 4, considered and passed House. Oct. 19, considered and passed Senate.