Although there is an international aspect to Black History month, it is mainly an American holiday. In the 1970s, the celebration of African American history was expanded to include the entire month of February. Black History Month should not be confused with a national holiday for African countries.
African countries have their own national holidays at various times throughout the year.
For example, Kenya's national holiday is on December 12th. She stayed on her seat and refused to come off. She then got arrested and put into jail and that was when Martin Luther King Jr. started the Bus Boycot. Harriet Tubman was also important. She was a while before Martin Luther King Jr.