The Mexican Cession (Spanish: Cesión mexicana) is the region in the modern-day southwestern United States that Mexico ceded to the U.S. in the Treaty of Guadalupe Hidalgo in 1848 after the Mexican–American War.
Napoleon was taking over other countries like Hitler although he might have other intentions he still took over countries. Which will always spark anarchy.
The atomic bomb had the most impact on modern life beacuse it ended World War II, ushered in the nuclear age and made the world safe for humanity.
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Below are the choices:
disintegration of the Ottoman Empire
<span>European imperialism </span>
<span>Great War </span>
<span>American imperialism
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The answer is <span>American imperialism, which hardly existed in those isolationist years.</span>
