# data[].attributes.headline
The U.S. declared war on Germany, marking its first major involvement in a European conflict. This signaled a shift from isolationism to a more active global role. U.S. resources and manpower were key to the Allied victory.

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The U.S. declared war on Germany, marking its first major involvement in a European conflict. This signaled a shift from isolationism to a more active global role. U.S. resources and manpower were key to the Allied victory.

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The war ended with the Armistice. The U.S. emerged as a major economic power. President Wilson's Fourteen Points also introduced the idea of international cooperation through the League of Nations (though the U.S. didn’t join).

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The war ended with the Armistice. The U.S. emerged as a major economic power. President Wilson's Fourteen Points also introduced the idea of international cooperation through the League of Nations (though the U.S. didn’t join).

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Japan attacked a U.S. naval base, prompting the U.S. to enter World War II. Marked the definitive end of U.S. isolationism. America became a military and industrial powerhouse, leading to global leadership.

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Japan attacked a U.S. naval base, prompting the U.S. to enter World War II. Marked the definitive end of U.S. isolationism. America became a military and industrial powerhouse, leading to global leadership.

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U.S.-led Allied forces invaded Nazi-occupied France. This was a turning point in World War II. U.S. leadership in the operation showcased its growing military dominance.

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U.S.-led Allied forces invaded Nazi-occupied France. This was a turning point in World War II. U.S. leadership in the operation showcased its growing military dominance.

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The U.S. used nuclear weapons against Japan, leading to Japan’s surrender. The war ended, and the U.S. became the first nuclear power, asserting dominance on the global stage.

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The U.S. used nuclear weapons against Japan, leading to Japan’s surrender. The war ended, and the U.S. became the first nuclear power, asserting dominance on the global stage.

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President Truman pledged to support nations threatened by communism. Marked the beginning of the Cold War and U.S. commitment to global containment of communism.

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President Truman pledged to support nations threatened by communism. Marked the beginning of the Cold War and U.S. commitment to global containment of communism.

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The U.S. and Western allies created a military alliance to counter the Soviet Union. Cemented the U.S. role as leader of the Western bloc and defender of democratic nations.

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The U.S. and Western allies created a military alliance to counter the Soviet Union. Cemented the U.S. role as leader of the Western bloc and defender of democratic nations.

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Symbolized the collapse of communist regimes in Eastern Europe. Marked the end of the Cold War and affirmed U.S. influence in shaping the post-Cold War order.

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Symbolized the collapse of communist regimes in Eastern Europe. Marked the end of the Cold War and affirmed U.S. influence in shaping the post-Cold War order.

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Al-Qaeda attacked the World Trade Center and the Pentagon. Sparked the War on Terror and shifted U.S. foreign policy toward counterterrorism and homeland security.

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Al-Qaeda attacked the World Trade Center and the Pentagon. Sparked the War on Terror and shifted U.S. foreign policy toward counterterrorism and homeland security.

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The U.S. began military operations to dismantle al-Qaeda and remove the Taliban. Marked the beginning of America's longest war and expanded its global military footprint in a new kind of conflict.

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The U.S. began military operations to dismantle al-Qaeda and remove the Taliban. Marked the beginning of America's longest war and expanded its global military footprint in a new kind of conflict.