In 1848, the Treaty of Guadalupe Hidalgo ended the Mexican-American War and resulted in which of the following events?​ A) Slavery was outlawed in the new territories gained by the United States in the war.

B) Mexico paid a sum of $2 million to the US government.

C) The Rio Grande River was established as a boundary between Texas and Mexico.

D) Texas was admitted into the Union.

C

Explanation:

I can't promise anything, but I'm almost positive this is the correct answer. The treaty came right after the War, and the war helped to decide the boudaries of the two countries when territory was won and lost in the war. Thus leading to this being the most logical answer in my opinion.

the main concern with the first draft of the articles of confederation was too much power in the state governments.

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