I believe the answer is: Hispanic-American As per 2014, the total of Hispanic population in united states was around 54 million and expected to keep growing. This make the Hispanic group become the number one sub-culture in northern america, followed closely by Asian ethnicity.
Both United States and Japan had an advantage. Japan was able to fix their economy and become ally with the united states. The united states got to trade with japan rich resources and increase their economy.
