Louisiana Purchase

  • Jefferson requests $2500

    Jefferson requests $2500
    Jefferson requests $2500 from Congress to pay for the costs of the trip.
  • Lewis leaves Pittsburgh PA.

    Lewis leaves Pittsburgh PA.
    Lewis leaves Pittsburgh PA, sailing down the Ohio River towards St. Louis
  • Period: to

    Lewis and Clark Expedition

  • Lt. William Clark joins Lewis

    Lt. William Clark joins Lewis
  • Lewis and Clark leave St. Louis with a party of nearly 30 people

     Lewis and Clark leave St. Louis with a party of nearly 30 people
  • Lewis and Clark hire Toussaint Charbonneauand

    Lewis and Clark hire Toussaint Charbonneauand
    Lewis and Clark hire Toussaint Charbonneauand and his wife Sacajawea to join the party as a guide
  • The party finishes building and settle at Fort Mandan

    The party finishes building and settle at Fort Mandan
  • Sacagawea gives birth

    Sacagawea gives birth
    Sacagawea gives birth to her son Jean-Baptiste Charbonneau
  • The expedition lands

    The expedition lands
    The expedition lands at the mouth of the Columbia River, Astoria, Oregon
  • The expedition begins its journey home

    The expedition begins its journey home
  • The expedition splits into two teams.

    The expedition splits into two teams, so Lewis could explore the Marias River .
  • The expedition reunites.

    The expedition reunite at the confluence of the Yellowstone and Missouri Rivers
  • The expedition arrive in St. Louis

    The expedition arrive in St. Louis