Stevie Wonder's “Happy Birthday" classic became the anthem of the movement to make Martin Luther King Jr.’s birthday a national holiday.

Happy MLK Day, family! Today we recognize the great Dr. Martin Luther King Jr., born on January 15, 1929. On this day, we not only reflect on the myriad of accomplishments Dr. King contributed to ...

Ronald Reagan was sworn in on Sunday, Jan. 20, 1985, with Inauguration Day events on Jan. 21, which was MLK Day. Reagan ordered MLK Day to be observed on the third Monday of January in 1983.