Who was the last confederate commander to surrender this bringing the civil war to an end

The last Confederate commander to surrender was Robert E. Lee.

Explanation:

Robert Edward Lee was a general and commander-in-chief of the armed forces of the southern Confederate States of America from 1862 during the American Civil War from 1861 to 1865.  

Initially successful against the much larger armies of the northern United States of America, he suffered a major defeat at Gettysburg on July 3, 1863. This became a turning point in the Civil War. On April 9, 1865 he had to capitulate before the federal supreme commander General Ulysses S. Grant, thus ending the war.

it is the dominance of   the spanish language and roman catholic region in mexico, french being the official language of several african countries, and the existence of a western-style government in south asian countries

the border between arizona and new mexico is a thin, black line; this indicates a state boundary.

its correct: it's a thin line, and it's a state boundary, correct