1918: Migratory Bird Treaty Act amended over the years as countries were added to the convention
1938: The Natural Gas Act of 1938
1953: Outer Continental Shelf Lands Act (OCSLA)
1964: Land and Water Conservation Fund Act
1970: National Environmental Policy Act (NEPA)
1970: Clean Air Act
1972: Clean Water Act
1972: Coastal Zone Management Act
1972: Marine Protection, Research and Sanctuaries Act of 1972 (aka Ocean Dumping Act)
1972: Marine Mammal Protection Act
1972: London Convention (Convention on the Prevention of Marine Pollution by Dumping of Wastes and Other Matter)
1973: Endangered Species Act
1974: Federal Deepwater Port Act (DPA) summary http://wildlifelaw.unm.edu/fedbook/deepport.html
1977: Clean Water Act amended
1978: Outer Continental Shelf Lands Act (OCSLA) amended
1978: U.S.-Mexico Treaty on Maritime Boundaries negotiated
1982: Law of the Sea Treaty concluded
1983: Exclusive Economic Zone declared by President Reagan (Presidential Proclamation No. 5030 of March 10, 1983)
1983: Federal Oil & Gas Royalty Management Act of 1982
1988: Ocean Dumping Ban Act of 1988
1984: National Fishing Enhancement Act (Rigs to Reefs)
1989: ExxonValdez spill
1990: Oil Pollution Act of 1990 EPASummary page
1990: Clean Water Act Amendments
1990: Coastal Wetlands Planning, Protection and Restoration Act
1994: International Law of the Sea grants 200-mile offshore zone to all countries
1995: Deepwater Royalty Relief Act
1996: Protocol to the London Convention
2000: Oceans Act of 2000