Juneteenth, is June 19th. Martin Luther King, Jr day is in January. Juneteenth has been celebrated for almost 150 years.
Yikes, you're right. Trying to type and get out the door for the football game. Where, btw, we will salute the flag, the band (go band!) plays Amazing Grace during the "federal ban on school prayer" (cough) moment of silence, and the teams meet at mid-field for the "impromptu" (wink, wink) prayer.