In population genetics, directional selection, or positive choice is a method of normal determination where an extraordinary phenotype is preferred over different phenotype, making the allele recurrence move after some time toward that phenotype.
Directional selection in Biology is a mode of natural selection in which a single phenotype is favored, causing the allele frequency to continuously shift in one direction.
The support for the Suffolk Resolves by the continental congress pushed the colonies closer to war because it declared the Coercive Acts to be illegal.