In the late 7th century , LOCATION@1 and LOCATION@2 were heavily influenced by the spread of ORGANIZATION@1 , which eventually led to the appearance of new cultures such as those of the Swahili people in LOCATION@2 , and powerful kingdoms including the LOCATION@3 in the sub-saharan west .

In the late 7th century North and LOCATION@2 were heavily influenced by the spread of ORGANIZATION@1 . That lead to the appearance of new cultures such as those of the Swahili people .
