How did the US complete manifest destiny? (List the names of the events that helped the US expand west beyond the Louisiana Territory.) Give 3. (PLEASE BE FAST WILL GIVE BRAINLIEST)

With its triumph in the Mexican-American War, the United States seemingly realized its Manifest Destiny by gaining an immense domain (more than 525,000 square miles [1,360,000 square km] of land), including present-day Arizona, California, western Colorado, Nevada, New Mexico, Texas, and Utah.