Two emerging factors after the war of 1812 that contributed to development of sectionalism were: an increase in the number of men voting the demise of free enterprise the stricter voting laws a rapid decrease in the population of the united states the concept of manifest destiny.

The answers are:

- An increase in the number of men voting; and

- the stricter voting laws.

Explanation:

Both things seem contradictory, but the years after the 1812 war were a time of economic prosperity, demographic rise and intense political activities in the United States. Strong nationalistic feelings and sectionalism developed.

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