No, looks like it was started late in Obama's second term. As for the current guys, they would probably use Instrument Serif for body text if they could.
Went down a short rabbit hole from this comment and they actually are using a condensed serif font like that on www.whitehouse.gov titles at the moment.
That's just the State Department. The federal government is a huge amalgamation of agencies, each with its own set of goals, responsibilities, and quirks. Even down at the local level, I've had a hard time getting the county and the city to agree on who owns the storm drain where the neighborhood connects to the highway.