It’s pure opportunism, strike while the race riots are hot.
If it were important enough for a national holiday, why didn’t King Obama say so?
Because for King Obama, it was too trivial an event for him to be bothered with it, if he was even aware of it at all. You’d think he’d have exploited it for maximum effect and reward. Just goes to show that Bathhouse Barry was too narcissistic to see a good divide and conquer opportunity present itself at his feet.