My point that the entire world has essentially been acknowledging Jesus by the usage of it is factual, the last country to enact it being Portugal about 600 years ago.
Ah, Buz, you do no it is the last few days of the year 1428 don't you?
And early in the year 5768.
And the year 4704 (year of the Fire Pig).
and the end of 2550.
The western Calendar is widely used because it is efficient for business, not for any other reason. It is COMMERCE not Jesus that drove it.
Immigration has been a problem
Since 1607!