What is the best meaning of “The proletarians have nothing to lose but their chains”? Workers should take care not to lose their personal property.
Workers are so oppressed that they should revolt.
A failed revolt will land the revolutionaries in prison, in chains.
It is unjust to hold communist revolutionaries in chains.

The proletarians have nothing to lose but their chains. They have a world to win. ... The words are a stirring rallying cry for working men and women to join in revolt against a social order that keeps them in chains, and then collectively build a better, freer world.

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 !

explanation:

answer: the ocean

explanation: if you map out 30 n and 40 n latitude, you will get the ocean