The act of staying out of the affairs of other countries, speaking in history terms.
Answer:
Although presidential systems generally have a separation of powers among the various branches of government, such separation is not found in most parliamentary regimes. Instead, parliamentary governments often combine the responsibilities of both the legislative and the executive branches.
On January 29, 1919, Congress ratified the 18th Amendment, which prohibited the manufacturing, transportation and sale of alcohol within the United States; it would go into effect the following January
The Twenty-first Amendment to the United States Constitution repealed the Eighteenth Amendment to the United States Constitution, which had mandated nationwide Prohibition on alcohol.