Answer:
David's Achievements
David is said to have written the Psalms, unified the tribes of Israel and made Jerusalem the capital of the Israeli nation. He is considered to be Israel's greatest King, whose reign ushered in the period in which the First Temple was built.
Answer: There are a few factors that come into play:
1) Greece is an archipelago, so the different city states that rose were isolated by the Mediterranean Sea
2) Greece is very mountainous, so the city states that arose on the mainland, or smaller islands were separated by the mountains.
What are the reasons listed
The resources that were traded on the Trans-Saharan trade were salt, slaves, and religion. The West African countries were trading their gold for salt. The slaves were sent North and served as slaves or slave concubines. Islam was spread through the use of the Trans-Saharan trade route.