1.
A) Texans wanted the rights of American citizens
B) Texans would flip the balance in Congress in favor of slave states, allowing pro-slabery laws to be enacted.
2.
A) the land known as the Mexican cession. namely California, nevada, and utah. as well as parts of wyoming, colorado, Arizona and New Mexico
B)the war proved mutual benefits. Mexicans received the rights of American citizens. And they received money from the United States for land. The United States got Mexico as a slave state so that it could enact slave laws. And the United States expanded its boundaries by purchasing the land in the Mexican cession from Mexico
4)so it would tip the scale of slavery States in the United States
5)???
6)???