This outbreak is only the beginning — the foreshadowing of worse to come. If you can see the evidence now before you and still not repudiate the party whose seditious principles sowed this insurrection broadcast over the land, you are willfully blind.
Original passage & context
"This outbreak is only the beginning--the foreshadowing of more serious troubles. [...] With the evidence now before them they must be considered willfully blind, hereafter, if they do not repudiate the party whose seditious principles have sown the seed of this insurrection broad-cast over the land."
Northern Democratic paper in the town where Brown boarded (as 'Smith') while planning the raid; 'the party' means the Republicans. Fragments from the same article joined with [...].