List the differences between the roman republic and the roman empire

The main difference between the Roman Republic and the Roman Empire was that the former was a democratic society and the latter was run by only one man. Also, the Roman Republic was in an almost constant state of war, whereas the Roman Empire's first 200 years were relatively peaceful. Also if you look at the picture that should help to

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john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.