It has nothing to do with having a self-styled cowboy in the oval office. Rather, it's a result of efforts to protect and feed wild horses and burros under the Wild Free-Roaming Horses and Burros Act. It seems that the federal government has been more successful than they ever imagined.
TITLE 16 > CHAPTER 30 > Sec. 1331. - Congressional findings and declaration of policyIt will be interesting to see what we do as Protected wild horses and burros overwhelm federal government.
Congress finds and declares that wild free-roaming horses and burros are living symbols of the historic and pioneer spirit of the West; that they contribute to the diversity of life forms within the Nation and enrich the lives of the American people; and that these horses and burros are fast disappearing from the American scene. It is the policy of Congress that wild free-roaming horses and burros shall be protected from capture, branding, harassment, or death; and to accomplish this they are to be considered in the area where presently found, as an integral part of the natural system of the public lands