Which of these events contributed most to the united states being recognized as an international power?

a.) procurement of alaska in 1867
b.) annexation of hawaii in 1898
c.) victory over spain in the spanish-american war
d.) massacre of sioux indians at wounded knee in 1890

Explanation:

The Spanish-American War, 1898. American triumph in the battle affected a peace treaty that constrained the Spanish to surrender rights on Cuba and to cede supremacy over Guam, Puerto Rico, and the Philippines to the USA. The United States also appended the sovereign state of Hawaii through the dispute. The US was equipped to win the Spanish-American War essentially because of excellent marine force.

d.

many people believed they were convicted solely because they were anarchists.