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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According to political scientist Brian R. Dirck, the most famous executive order was by President Abraham Lincoln, when he issued the Emancipation Proclamation on January 1, 1863: The Emancipation Proclamation was an executive order, itself a rather unusual thing in those days.
The society that sought reform in China was known as the righteous fists of harmony