The raw data behind the story "Trump Might Be The First President To Scrap A National Monument" https://fivethirtyeight.com/features/trump-might-be-the-first-president-to-scrap-a-national-monument/.
A data frame with 344 rows representing acts and 9 variables (Note that 7 of the original rows failed to parse and are omitted here):
Current name of piece of land designated under the Antiquities Act
State(s) or territory where land is located
If included, original name of piece of land designated under the Antiquities Act
Current land management agency. NPS = National Parks Service, BLM = Bureau of Land Management, USFS = US Forest Service, FWS = US Fish and Wildlife Service, NOAA = National Oceanic and National Oceanic and Atmospheric Administration
Type of action taken on land
Date of action
Year of action
President or congress that issued action
Acres affected by action. Note that total current acreage is not included. National monuments that cover ocean are listed in square miles.
National Parks Conservation Association https://www.npca.org/ and National Parks Service Archeology Program https://www.nps.gov/history/archeology/sites/antiquities/MonumentsList.htm