1850 — Swamp Land Act of 1850
1880 — Wild birds protection act
1900 — Lacey Act of 1900
1913 — Weeks–McLean Act
1918 – Migratory Bird Treaty Act of 1918
1929 —Migratory Bird Conservation Act
1934 — Fish and Wildlife Coordination Act
1937 — Pittman–Robertson Federal Aid in Wildlife Restoration Act
1939 — Migratory Bird treaty with Mexico
1948 – IUCN
1956 — Fish and Wildlife Act
1959 — Antarctic treaty
Endangered Species Act of 1969 .
1972 — Marine Mammal Protection Act
Marine Protection, Research, and Sanctuaries Act of 1972
Endangered Species Act of 1973
1973 CITES
Energy Reorganization Act of 1974
Endangered Species Act Amendments of 1978
1989 — North American Wetlands Conservation Act .
1992 – Rio Agenda 21 Section II includes biodiversity
1999 — Plant Protection Act
2012 — African Wildlife Defense Force
2019 – Trump weakens ESA