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Playground demo key · api.reefapi.com
post/wikipedia/v1/on_this_day1 credit

historical events/births/deaths/holidays for a month-day (kind=all|selected|events|births|deaths|holidays)

Working example
Parameters

Month 1-12 (pair with `day`), OR supply `date` instead. Defaults to today. (1–12)

Day-of-month 1-31 (pairs with `month`). (1–31)

Date whose month-day is used (MM-DD or YYYY-MM-DD). Alternative to month/day.

Which on-this-day category. An unknown value falls back to 'all'.

Max results (1-100, default 30); clamped. (1–100)

Wikipedia language edition code (en, de, fr, ja, … 360+ editions). Default en.

request preview
curl -X POST https://api.reefapi.com/wikipedia/v1/on_this_day \
  -H "x-api-key: $REEF_KEY" \
  -H "content-type: application/json" \
  -d '{"month":"3","day":"14","kind":"selected"}'

Hit Send to run this endpoint live.