It is much easier to murder than settle differences peacefully.
There is also the issue of wanting power, if some can wipe out a group of people easily, then other races/creeds/nationalities will likely fall into line sooner than later. Hitler and Stalin did this prior, during, and post WW2.
The answer to this question is : Only kings and their relatives could become royalty, while effective military leaders and politicians could become nobles
You means slaves? What time period?
Answer:
Explanation:
what skills did Greek need to master to become successful traders.They found ways to adapt to their rocky environment( Mountains separated ancient Greece into regions, which were
organized as separate city-states), and they raised animals in the places where a lot of grazing land had been and they planted crops in the well suited areas, and the things they had a surplus of, Greeks traded these items to other regions around the Black Sea and the Mediterranean Sea for grain, wood, and metal work, which they didn't have a lot of; The Greeks also traded for nuts, figs, cheese, and flax, which was used to make linen.