In 35 words or fewer, why might certain primary source materials appear in archives while others appear in libraries

missouri compromise of 1820 which prohibited slavery

interest groups send representatives to state capitals and to washington, d.c. to put pressure on members of congress and other policymakers. they engage in lobbying, or the organized process of influencing legislation or policy. lobbying can take many forms. interest groups can testify in congressional hearings.

it   would try making the   president who would the economy get out of depression picked