The answer would be mixed economy
The years were 1837-1901 it was the era queen Victoria ruled and it was a long period of peace.
During World War II, the United States began to provide significant military supplies and other assistance to the Allies in September 1940, even though the United States did not enter the war until December 1941. Much of this aid flowed to the United Kingdom and other nations already at war with Germany and Japan through an innovative program known as Lend-Lease
<span>Intervention of the US into the conflicts such as WW1 which was unacceptable to him and the majority of the Republican party who were describing to isolationism instead of internationalism proposed by Wilson and his Fourteen Points especially article X.</span>