When did black history month begain?

Black history month began in?  How did black history month start?  Why is black history month special?  When does black history month begin?  Who established black history month?  Who came up with black history month?  How is black history month important?  HQuistions about black history month?  Why is black history month in Feburany?  In us what month is black history month?  When was black history month renonouces?  What month is black history month begain?  Do other states honor black history month?  When do you celebrate black history month?  In what year did black History Month begin?  When was black history month first created?  Who begain the tradition of black history month?  What year did black history month become a reality?  In what year was black history month first celebrated?  In what year did negro history week become black history month?