They drove over herds of cattle
It's true because they since the Native Americans were being pushed backed so much by white frontier settlers, even though it was illegal for anyone to do this, so it caused a war.
Increased international trade greatly improved the standard of living for both Americans and Europeans.
Increase in international trade improved the standard of living for both Americans and Europeans because international trade increases the economy of a country as well as economic condition of citizens. The better of economic condition increases purchasing power of people which results in the standard of living of the people.
]When a country produces more good so it can earn valuable currency by exporting goods so we can conclude that increased international trade improved the standard of living for both Americans and Europeans.
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A celebrity endorsement is when a famous person uses her/his notoriety to help to sell a product or service. It has been practiced since the 18th century, as Josiah Wedgwood, the founder of Wedgwood, used royal endorsement to create a heightened value for his products