John Slidell (1793–1871)

State of Residence: Louisiana
  1. Envoy Extraordinary and Minister Plenipotentiary (Mexico)
    Appointed: November 10, 1845
    • Commissioned during a recess of the Senate; recommissioned on January 20, 1846, after confirmation. Proceeded to post, but did not present credentials; left post about March 21, 1846.
  2. Concurrent Appointments
    1. Envoy Extraordinary and Minister Plenipotentiary (Costa Rica)
      Appointed: March 29, 1853
      • Commissioned during a recess of the Senate. Commissioned to Central America; declined appointment. Also accredited to El Salvador, Guatemala, Honduras, and Nicaragua; resident at Managua.
    2. Envoy Extraordinary and Minister Plenipotentiary (El Salvador)
      Appointed: March 29, 1853
      • Commissioned during a recess of the Senate. Commissioned to Central America; declined appointment. Also accredited to Costa Rica, Guatemala, Honduras, and Nicaragua; resident at Managua.
    3. Envoy Extraordinary and Minister Plenipotentiary (Guatemala)
      Appointed: March 29, 1853
      • Commissioned during a recess of the Senate. Commissioned to Central America; declined appointment. Also accredited to Costa Rica, El Salvador, Honduras, and Nicaragua; resident at Managua.
    4. Envoy Extraordinary and Minister Plenipotentiary (Honduras)
      Appointed: March 29, 1853
      • Commissioned during a recess of the Senate. Commissioned to Central America; declined appointment. Also accredited to Costa Rica, El Salvador, Guatemala, and Nicaragua; resident at Managua.
    5. Envoy Extraordinary and Minister Plenipotentiary (Nicaragua)
      Appointed: March 29, 1853
      • Commissioned during a recess of the Senate. Commissioned to Central America; declined appointment. Also accredited to Costa Rica, El Salvador, Guatemala, and Honduras; resident at Managua.