After the Civil War, why was it considered inappropriate for President Andrew Johnson to make a series of speeches seeking public support for his policies

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Explanation:

The era of the civil war and the period after the American Civil War from 1865 to 1877 all occurred within the nineteenth century and as at that time it was perceived to be undignified for a president to campaign on his own behalf.

This made it somewhat inappropriate for the president Andrew Johnson to make series of speeches seeking public support for his policies.

i believe the answer is a

the term is einsatzgruppen