Negro History Week

Etymology
First declared in 1926 by and the. This week was chosen because it coincided with the birthday of on February 12 and of  on February 14, both of which dates black communities had celebrated together since the late 19th century.

Proper noun

 * 1)  The second week of February, declared for observance of the history of the African diaspora in the United States. Celebrated until the foundation of Black History Month in the 1970s.