{
  "name": "Known then: Talleyrand's question, 11 April 1803",
  "desc": "Known then: card for Livingston's answer to Talleyrand on 11 April 1803; each item carries its source number from the article.",
  "lic": "CC BY 4.0",
  "lic_url": "https://creativecommons.org/licenses/by/4.0/",
  "by": "Treaties & Tradeoffs",
  "url": "https://treatiesandtradeoffs.com/negotiation/louisiana-purchase/",
  "from": [],
  "how": "",
  "data_by": [
    "American State Papers, Foreign Relations, vol. II (Washington: Gales and Seaton, 1832), pp. 537–538, 552–554, accessed 2026-11-02, public domain"
  ]
}