<span>Sexual reproduction INCREASES variation and selective breeding DECREASES variation.
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I'm no expert on this, but I would say conquoring other lands and kingdoms. Going into battles and winning. Taking over cities, and stealing their items. They were very powerful back then, and demanded respect.
~Silver
racial segregation was strictly enforced, <span>The civil rights movement was still in its infancy. Laws ensuring voting rights and equal access to jobs and public facilities were decades away.</span>