How do archaeologists help historians study the past? Archaeologists describe how early governments worked.
Archaeologists explain how ancient societies used money.
Archaeologists recover historical items that can tell information.
Archaeologists offer information about climate and the environment.

the two things that develop a strong social foundation are: a. separation of church and states e. education received attention separation of church and states separate the illogical  argument that came from religious beliefs to a fact based belief. while education will make us remember the past to avoid the repeat of our mistakes.

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.