4A-Lewis and Clark Expedition (1804-1806) (jan 1, 1804 – jan 1, 1806)
Description:
The Lewis and Clark Expedition, also known as the Corps of Discovery Expedition, was the United States expedition to cross the newly acquired western portion of the country after the Luisanna Purchase. (https://en.wikipedia.org/wiki/Lewis_and_Clark_Expedition)Added to timeline:
Date:
jan 1, 1804
jan 1, 1806
~ 2 years