Answer:
Three people who make travel to the west easier are Meriwether lewis,William Clark and Sacagawea.
Explanation:
Meriwether Lewis was an American explorer.He was best known for his role as a leader of Lewis and Clark expedition.Their mission was to explore the territory of Louisiana purchase,establish trade and sovereignty with the natives residing near Missouri river.
The two year exploration by Lewis and Clark was the first transcontinental expedition to pacific coast by united states.When they left Fort maiden in 1805 they were accompanied by 16 year old Shoshone Indian woman,Sacagawea,the wife of french Canadian fur trader.
After Rocky mountains the expedition reached Oregon country and pacific ocean in 1805.They returned in 1806 and bring information about plants and animals in ocean.
Their journey helped to strengthened that United state was destined to reach all the way across North America from Atlantic to pacific.
