Why have countries like China and Cuba moved away from centrally planned command economies and toward freer markets?

In western europe, under the , jews enjoyed some autonomy. then, during the post–french revolution period, was also tolerant toward the jews.

The byzantine empire weakened after asia minor

Human beings spread all around the world over a period of millions of years. identify when humans arrived in different regions of the world. 200,000 years ago 100,000 years ago 40,000 years ago 30,000 years ago