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world_at_year

Read-onlyIdempotent

List states, empires and cultures with an OpenHistoricalMap border snapshot in a given year, optionally overlapping a region. Coverage is incomplete; an empty result does not establish historical absence.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
bboxNoBounding box [west, south, east, north] in degrees.
langNoSite language for returned page and map links. Use the language the user is writing in.en
yearYesYear. Negative is BC: -500 = 500 BC. There is no year 0.

Schema Changelog

Changes observed during successful MCP inspections.

  1. Changed1 schema field changed
    • addedInput schema / properties / lang
      Added value: +{
      +  "default": "en",
      +  "description": "Site language for returned page and map links. Use the language the user is writing in.",
      +  "enum": [
      +    "en",
      +    "fr",
      +    "es",
      +    "pt",
      +    "de",
      +    "it",
      +    "nl",
      +    "ja",
      +    "ru",
      +    "pl",
      +    "tr",
      +    "id",
      +    "hi",
      +    "ar"
      +  ],
      +  "type": "string"
      +}
  2. First observed

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