I’m just a Caveman, your honor, but it’s unclear to me what authority He has to say this.
The SI is not under the executive. It was established by congress, is overseen by congress, and is governed by its own board.
www.whitehouse.gov/fact-sheets/...
whitehouse.gov
Fact Sheet: President Donald J. Trump Restores Truth and Sanity to American History
RESTORING TRUTH IN AMERICAN HISTORY: Today, President Donald J. Trump signed an Executive Order restoring truth and sanity to American history by