Mr. Bailey, a Republican, has been an active ally of Mr. Trump’s, and veterans of his office have taken significant roles in the administration, including D. John Sauer, who now serves as the solicitor general of the United States, overseeing the Trump administration’s arguments before the Supreme Court.

Gov. Jeff Landry said he was sending 135 members of the Louisiana National Guard to Washington D.C. as part of President Donald Trump's federal crackdown on crime in the city.

ST. BERNARD PARISH — Before being elevated by Louisiana Gov. Jeff Landry, the slave-owning new namesake of the state’s largest National Guard training facility was at best a footnote in history, according to a review of what few documents are available to trace his background.