Dagen H in Sweden: Traffic changes from driving on the left to driving on the right overnight.

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        "description": "3 Sept 1967 in Sweden, when traffic changed from left- to right-hand",
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        "extract": "Dagen H (H-day), today usually called \"H\u00f6gertrafikoml\u00e4ggningen\", was on 3 September 1967, the day on which Sweden switched from driving on the left-hand side of the road to the right. The \"H\" stands for \"H\u00f6gertrafik\", the Swedish word for right-hand traffic. It was by far the largest logistical event in Sweden\u0027s history.",
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        "normalizedtitle": "Dagen H",
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    "text": "Dagen H in Sweden: Traffic changes from driving on the left to driving on the right overnight.",
    "year": 1967
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  "text": "Dagen H in Sweden: Traffic changes from driving on the left to driving on the right overnight.",
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  "year": 1967
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