The United States involved in global affairs in the later 19th and early 20 the century.
Explanation:
The United States had observed with caution for the Spain's repression of Cuba in the decades.
The american foreign policy is the dominant regional power in all over the world. The United States had succeeded in the 1990s and in 2000s, the states politically penetrating a region with which it previously had no contact and on which it had no major expertise with the other countries.