How did the environment of arabia serve as a form of protection during much of the region's history?this test needs to be turned in before

The Arabian Peninsula is a very harsh place. It is mostly covered by vast deserts, the sand storms are a regular occurrence, there's no rivers with constant water flow, and food is very scarce. This all made it very unattractive and risky for exploration or invasion by the other civilizations, so they just left the area and people in there to be in relative isolation for centuries, and that contributed to the development of the unique Arabian culture.

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.

although the crusades failed to capture jerusalem, they had several major impacts on western europe. they increased the authority of the king: sometimes nobles died in battle without leaving an heir in which case the king got their land. kings passed taxes to pay for the crusades.