Option: C. a war between the two countries
In the 1800s, the boundaries between the United States and Mexico changed because they were in a constant fight with each other after America purchase Louisiana from France. The Louisiana Purchase led to the beginning of the westward expansion, allowed settlers to settle in the West. Texas became one of the places where American began to settle, which brought tension among the Spaniards living in Texas. The conflict arose between the two countries in the 1830s when Mexican President Antonio Lopez de Santa Anna tries to enforce laws and forced to signs a treaty in 1836 that led to the independence of Texas. The war began in 1846, came to be known as the Mexican-American War.
In the 1800s,the boundaries between the United States and Mexico changed drastically because of a war between the two countries.
I believe the answer should be D
❤️Hello!❤️The answer to this question is C. In the 1800s mexico and the United states fought for territory near Texas, and eventually won after many engagements, such as the Alamo.Hope this helps! ↪️ Autumn ↩️
here are the answers for the second i didn't understand what to do for the first one ?