"Progressive Era" meaning in English

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  "lang_code": "en",
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          "ref": "2012, William A. Link, Susannah J. Link, editors, The Gilded Age and Progressive Era: A Documentary Reader, John Wiley & Sons, →ISBN, page 8:",
          "text": "The Progressive Era brought a wholesale restructuring of social and political institutions, largely in response to the economic and social transformations of the post‐Reconstruction era, and reform became a driving force during the early twentieth century.",
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      "glosses": [
        "A period of widespread social activism and political reform across the United States that spanned the 1890s to the 1920s."
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      "id": "en-Progressive_Era-en-name-mX8AQLqi",
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        "(historical) A period of widespread social activism and political reform across the United States that spanned the 1890s to the 1920s."
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