Tariff makes the most sense. Embargo is a ban on goods or a country, subsidy is money granted from the government to a business and has nothing to do with trade, quota is a limited amount of a product and again doesn't really have anything to do with trade.
This was called Manifest Destiny.
During the 19th century, America thought it was its destiny to spread all over the continent, take everything away from Native Americans and spread its democratic views to everyone else because it was 'the right thing to do.'
Franz Joseph Hadyn. I learned this last semester. :)
The last Erickson stages is called
Adulthood
Golden Years