The practice of tapping a "survivor" from the presidential line of succession is believed to date back to the Cold War.
2026-02-24 519词 中等
The U.S. Constitution doesn’t require a designated survivor or explicitly mention the process of selecting and sequestering a designated survivor. But the practice is believed to have started during the Cold War, when the U.S. government was increasingly concerned about the possibility of a nuclear strike from the Soviet Union.
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