Jefferson’s Presidency help?

I did already I found a timeline that is helpful but I just need more help

Post the 3 or 4 questions that confuse you most PLUS WHAT YOU THINK, and someone here may be able to help you.

Please keep in mind that "help" doesn't mean gimme the answers.

Was getting the Louisiana territory the biggest thing Jefferson did as a president?

Yes.

https://www.history.com/topics/us-presidents/thomas-jefferson#section_5

Why was George Washington so significant as a president?

Look him up. I've shown you how! Then let us know what you learn.

Read and reread your text.

Also -- remember how easy Google is to use -- just go to www.google.com and enter your question or topic.
https://www.google.com/search?q=jefferson%27s+presidency&oq=jefferson%27s+presidency&aqs=chrome..69i57.4597j0j7&sourceid=chrome&ie=UTF-8