Following its attack on the Hanafi Center, Warith Deen took over leadership, changed its name twice, and then disbanded it, prompting the formation of three splinter movements.  
One of its leaders believed that the devilish race created by an evil "big head scientist" was to hold power for six thousand years ending in 1914.  That evil scientist died at the age of 150 on the island of Patmos, after he had performed his malign work of grafting the brown germ out of people, thereby forming a new race.  Following its attack on the Hanafi Center, Warith Deen took over leadership, changed its name twice, and then disbanded it, prompting the formation of three splinter movements.  This movement, which believes in the sinister Mr. Yakub, was founded in Detroit by a fabric seller named Wallace Fard who called himself the "Prophet" but who disappeared soon after, leaving it in the hands of Elijah Muhammad.  FTP, name this organization whose fame was spread by Malcolm X.
One of its leaders believed that the devilish race created by an evil "big head scientist" was to hold power for six thousand years ending in 1914.  
the Nation of Islam (prompt on "Black Muslims")