What was the World power era? And would’ve you like to live there if yes, why?

Summary: At the turn of the 20th century, the United States became a world power. In 1898 and 1899, the United States annexed Hawaii and acquired the Philippines, Puerto Rico, parts of the Samoan islands, and other Pacific islands. Also , no .. i wouldn´t of liked to lived there

Explanation:

c. the dred scott v. sandford case,