What was the geographic significance of the forts henry and donaldson?

Fort Henry and Donelson are significant because they provided successful defense for the Union army. During the Battle for Fort Henry, the Union army secured an important victory for the Union. During the Battle at Fort Donelson, the Union capture of the Fort closed a vital avenue of invasion by the Confederates.

the dust bowl, otherwise known as the dirty thirties, was a huge dust storm that killed multiple (and i mean  multiple) farmer's crops, leaving them homeless, and foodless, and jobless. in california, there were 5.7 million residents, and the population shrank as mexicans were repatriated. however, when the dustbowl happened, a lot of people began to move to california. by 1940, 250,000 people had arrived. therefore, your answer would be  the population increased, massively.  i hope this !

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