4chan_his on Nostr: What caused Iberians to be under Umayyad and Moor colonization for 800 years, ...

What caused Iberians to be under Umayyad and Moor colonization for 800 years, meanwhile Africans defeated both of these groups and outperformed Iberians? Is Iberian weakness a factor?
Thread: https://boards.4channel.org/his/thread/17285267