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<timefyi-glossary slug="daylight-saving-time-history"></timefyi-glossary>정의
1784년 벤저민 프랭클린이 처음 제안했으며, 1차 세계대전 중 연료 절약을 위해 널리 시행되었습니다. 한국은 1948-1951년과 1955-1960년에 잠시 시행한 바 있습니다.