Name one war fought by the United States in the 1900s.

The Spanish-American War is an appropriate answer as it was indeed a conflict fought by the United States in the 1900s, specifically in 1898. This war marked a turning point for the United States as it emerged as a global power, signaling a shift in its foreign policy and interests. The conflict primarily stemmed from issues relating to Spanish colonial rule in the Americas, especially the situation in Cuba, where there was significant advocacy for independence from Spain.

The outcome of the Spanish-American War resulted in the Treaty of Paris, which ceded Guam, Puerto Rico, and the Philippines to the United States. This expansion of territory significantly influenced American politics and international relations in the subsequent decades.

While the other conflicts mentioned hold historical significance, they fall outside the 1900s timeframe. The Civil War occurred from 1861 to 1865, the Revolutionary War took place from 1775 to 1783, and although the Cold War began in the mid-20th century and extended into the early 1990s, it was characterized more as a prolonged state of political and military tension rather than a conventional war. Thus, understanding the context and timeline of these wars clarifies why the Spanish-American War is the most fitting choice for a