A: enslaved people in the south for less then a year old
The United States wanted to seek to become a world power in the 1890s because white Americans felt that they had a duty to spread democracy and Christianity aka called "The White Mans Burden."
Answer: In addition, through the Mexican Cession, America required land that included parts of present-day Arizona, California, New Mexico, Texas, Colorado, Nevada, and Utah. America's manifest destiny would be complete when in 1853, it completed the Gadsden Purchase for $10 million, an area that includes parts of New Mexico and Arizona.
Explanation: Hope this helps shor.ty :)