1795 – Lewis joined a rifle company where he met Clark for the first time.
– Clark left the army.
1803 – Clark got Lewis’s letter asking him to join the journey.
1804 – The explorers reached what is now Yank, South Dakoda.
– The explorers hired a lady named Sacagawea.
1805 – The men found a new animal to science, the pronghornantelope.
– The explorers reached the Columbia River and the Pacific Ocean.
1806 – The explorers reached St. Louis.