> (d) With respect to information dissemination, each agency shall— (3) provide adequate notice when initiating, substantially modifying, or terminating significant information dissemination products; (4) not, except where specifically authorized by statute— (A) establish an exclusive, restricted, or other distribution arrangement that interferes with timely and equitable availability of public information to the public; (B) restrict or regulate the use, resale, or redissemination of public information by the public
If these datasets were actually permanently deleted then the incident should be investigated by NARA [1]. The people responsible could be charged with a crime under 18 U.S.C. § 2071: > (b) Whoever, having the custody of any such record, proceeding, map, book, document, paper, or other thing, willfully and unlawfully conceals, removes, mutilates, obliterates, falsifies, or destroys the same, shall be fined under this title or imprisoned not more than three years, or both; and shall forfeit his office and be disqualified from holding any office under the United States. As used in this subsection, the term “office” does not include the office held by any person as a retired officer of the Armed Forces of the United States.
1. https://www.archives.gov/records-mgmt/resources/unauthorized...