Civil rights leader Martin Luther King Jr. 民權領袖馬丁路德金恩

People march Monday Jan. 18, 2016, before the Martin Luther King, Jr. March in San Antonio, Texas. Marches, speeches and concerts were part of celebrations across Texas to remember slain civil rights leader Martin Luther King Jr. on the federal holiday. (John Davenport/The San Antonio Express-News via AP)
Martin Luther King Day, 1983 to the present
http://news.yahoo.com/photos/martin-luther-king-day-1983-to-2015-1421696160-slideshow/selma-stars-including-oprah-march-in-alabama-honoring-mlk-photo-1421689224869.html