Had the crisis been postponed, there surely would have been a revival of abolitionism within the Southern States.

Slavery in Missouri was already approaching a crisis.

Southern leaders had long foreseen that the State would abolish slavery if a free State should be established on the western boundary.
This was actually taking place.

Kansas was filling up with free-state settlers and, by the act of its own citizens, a few years later did abolish slavery.
Republicans naturally made use of Helper's book for party purposes.

A cheap abridged edition was brought out.