Gurl i am so sorry! That was my bad! it was the Rio. I read it the wrong way as what mexico recognized not Texas! i am so sorry!
it was the rio grande! shame on me :(
Answer:
As U.S. president, Richard Nixon created the Environmental Protection Agency, proposed an affirmative action program in federal employment, expanded but then ended U.S. involvement in the Vietnam War, and established direct relations with the People's Republic of China. He also resigned from the presidency in 1974.
Explanation: