jul 2, 1862 - Signs Act prescribing an Oath of Office for all federal government office-holders (12 Stat 502) including that “I have never voluntarily borne arms against the United States. . . given no aid, countenance, counsel, or encouragement to persons engaged in armed hostility thereto. . . “
Added to timeline:
Date:
jul 2, 1862
Now
~ 164 years ago