Because the united states believed that it was its well... "destiny" to go out in the world or at least west, and take what ever land was there, as the united states was the great liberator for the people who wanted to be free- so it was its destiny to grow its borders, anyways, this made adapting new states into the union almost policy and the united states was eager to add more land and territory to its borders.
It should be the third choice
Adam Smith (1723 – 1790) was a Scottish economist. He was deeply critical of Christianity because of his own observation of hypocrisy within Protestantism.
In 1759, Smith published The Theory of Moral Sentiments, which established Smith’s reputation in his own days, is concerned with the explanation of moral approval and disapproval. He based his explanation on sympathy as a fundamental human motive.
In 1776, he published The Wealth of Nations that became the foundation of modern economics.
There has been considerable controversy as how far there is contradiction between Smith’s emphasis on sympathy in his <em>Theory of Moral Sentiments</em> and the key role of self- interest in <em>The Wealth of Nations</em>.
Smith’s idea of letting an economy without government intervention, called today Laissez faire was not about the government granting special economic privileges to powerful manufacturers and merchants. Mercantile monopolists and their allies in Parliament today, are the great enemies of Smith’s “free market mechanism”.
The conditions could make it harder to practice