The answer is, D<span>uring the nineteenth century, it was perceived to be undignified for a president to campaign on his own behalf.
Basically, people don't like candidates to campaign for themselves on the things that they have done. Especially in publications where they would want to post for elections which is a selfish act in view of the people especially for a running President. They usually give small speeches in a dignified way.
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I believe it was John Winthrop
The correct answer is Lambert Adolphe Jacques Quetlet or
Adolphe Quetlet. He is known to be a Belgian astronomer, statistician,
mathematician and as well as a sociologist of which he was the first researcher
that took advantage of the criminal statistics.
Similar- involved African descent and people were not granted basic rights. Both came to an end at a point
Different- occurred in South Africa and slavery occurred in America. In Apartheid people weren’t forced into labor