Assuming it was an executive order (and I can't imagine it was anything but, although facts are slim pickings), of course he can "retract" it, using yet another

Assuming it was an executive order (and I can't imagine it was anything but, although facts are slim pickings), of course he can "retract" it, using yet another executive order. "EOs are published in the Federal Register, and they may be revoked by the President at any time."[1] 1.https://it.ojp.gov/default.aspx?page=1261 https://it.ojp.gov/default.aspx?page=1261