Kwanzaa is an African-American cultural holiday conceived and developed by Dr. Maulana Ron Karenga, was first celebrated on December 26, 1966. Kwanzaa is traditionally celebrated from December 26 through January 1, with each day focused on Nguzo Saba, or the seven principles. Derived from the Swahili phrase "matunda ya kwanza" which means "first fruits", Kwanzaa is rooted in the first harvest celebrations practiced in various cultures in Africa