How did the city of Meca affect the origins of Islam?

The Kaaba. Mecca houses Islam's holiest site, the Kaaba, which was believed to have been built for Yahweh by Abraham and his son Ishmael. Islam spread at almost Internet-like speed, encompassing much of the former territories of the ancient Near East, North Africa, and Spain.

pan-africanism or pan-africanism is a political, philosophical, cultural and social movement that promotes african twinning, the defense of the rights of african people and the unity of africa under a single sovereign state, for all africans, both africa as of the african diasporas.

b: the establishment clause  

b: socialism