James Polk thinks about manifest destiny and US expansion because he was a strong supporter of US expansion.
Although the United States' westward expansion gave it access to immense natural resources and ports along the Atlantic, Pacific, and Gulf coastlines for boosting trade, these were crucial factors in making America the superpower it is today.
The United States expansion in the world was radically altered by its advance across the Pacific. In 1800, the United States closely followed George Washington's counsel to steer clear of "entangling alliances" while seeking trade-based international ties.
Learn more about US expansion here:
https://brainly.com/question/515201
#SPJ4
Answer:
he was a strong supporter of US expansion
Explanation:
doing it
