Technically speaking, it would be "family" that represents a social group that exists in all known cultures, since families are generally crucial for the survival of the individual.
It began in 1790 and ended in 1840
Answer: it's because they tried to eliminate difference in the efforts to create a homogeneous mythologized unitary polity
Explanation:
By invoking the act, the United States could abstain from participating directly in a foreign conflict.