Indeed. Curious isn’t it?
And look how the ending is worded (from whitehouse link):
IN WITNESS WHEREOF, I have hereunto set my hand this fourth day of December, in the year of our Lord two thousand twenty, and of the Independence of the United States of America the two hundred and forty-fifth.
DONALD J. TRUMP
**************************
Most often, too deep for me.
245 years ago is 1775-that is the year the Revolutionary War began.