The way that Islam was able to cross the Sahara desert in the Eight century is :
Muslim merchants from north Africa followed trading routes through the Sahara desert
And they spread Muslim's teaching during the trading process
hope this helps
They suppressed rebellions that occurred after they took it after the spanish-american war
I think your referring to rosa parks the woman who sat on the bus
Because they were rich, they could sponsor a lot of painters, and could choose whether to make or break the artist