What were the fundamental causes of the spectacular prosperity of the untied states in the decades immediately after world war ii?

What lured the spanish to the area of oklahoma?

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.

Which areas where seperated by the iron curtain