What message is the cartoonist trying to convey about the american involvement in panama and the construction of the panama canal?

How do you imagine life would be without the invention of the typewriter? would computers have been invented?

Transitioning countries must take into account the costs of capitalism, because they will experience its as the great depression's and they experience its benefits.

During wwi, literacy tests were used to control immigration, which marked a return of what type of ideology in some americans?