Answer:
World War I Germany's unfettered submarine warfare against American ships during World War I provoked the U.S. into abandoning the neutrality it had upheld for so many years. The country's resultant participation in World War I against the Central Powers marked its first major departure from isolationist policy.
The U.S. Constitution gives the legislative branch the power to make laws. This is anexample of Separation of powers. All legislative powers herein granted shall be vested in a Congress of the United States, meaning that it is the only part of the government that can make new laws or change existing laws.
If the war turned into a nuclear war many innocent lives would have been taken. America and Korea does not wanna kill any innocent people
unrestricted is the answer to the blank word