A lack of demand since farm crops and goods were not being purchased as relatively high frequencies during this time
The main issue that divided colonial society in South Carolina during the 1700s was that of slavery and indentured servitude. Some people thought that it was unfair for whites, having to "compete" for labor positions.
Now the knowledge about historical events is almost automatically updated and hierarchically set in the Internet. All the new information we have to find in one place. We have many sources of information that describe one event from different angles. Finally, the technology allows to play back events, e.g. battles, which allows to better understand the context.
Sacagawea helped guide them through the unknown territories they had to explore and also served as a translator for them to be able to communicate with her tribe
