What are the three african nations all have coastlines on the red sea?

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.

hello,

what started the norman conquest?

profound political, administrative, and social changes in the british isles. last line of my information: )