Greenberg's argument is different in that it shows that Americans did not believe that Mexicans in the new territory could assimilate and adapt to American culture.
We can arrive at this answer because:
- Greenberg was debating the adaptation of Mexican territories and people after the Mexican-American war.
- While some people argued that assimilating these territories would be a very simple and easy thing to do, Greenberg took a different stance.
He stated that most Americans had doubts that such assimilation would be possible and believed that it would not be easy. He stated that due to cultural, moral, behavioral, and even ancestry differences, some Mexicans would not be able to adapt and assimilate into the new territory.
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