Answer:
D.
Explanation:
Mexican-American began on April 25, 1846, with an attack by Mexican soldiers over the United States military in the disputed land. This attack claimed dozens of US soldiers' lives.
The war lasted till 2nd February 1848 and came to an end with the Treaty of Guadalupe Hidalgo. With this treaty, the United States was able to expand its territory from the Atlantic to the Pacific Ocean.
Therefore, option D is correct.
The Louisiana Purchase of 1803 doubled the size of the United States, gave the country complete control of the port of New Orleans, and provided territory for westward expansion.
Answer:
The United States has grown in many ways since the Civil War. We have equal rights. Blacks and Whites are equal, as are men and women. The United States is also considered to be the "melting pot" of the world. Meaning that there are many different cultures and religions and everyone can get along.
Explanation:
