
Answer;
Similarities;
-All did not live on river basins
-Aegean, Anatolia and Europe all buried their royals with jewelry, personal items or weapons.
-Europe, Africa and Americas traded goods
-American and Sub Saharan had egalitarian societies based on hunting and gathering and basic agriculture.
Explanation;
-Towns emerged and agriculture advanced, but not with the leaps and bounds of the great river-basin civilizations.
-The Aegean, Anatolia, and Europe had a distinctive warrior-based ethos. Settlements in the Americas and sub-Saharan Africa were smaller and remained based around agriculture.
-The inhabitants moved beyond stone implements and hunting and gathering, but they remained more egalitarian than river basin people.