What did Thomas Jefferson accomplish during his first term?

Answer 1

He completed the Louisiana Purchase in 1803 which was in his first term and certainly had an important long term effect . He also opposed the Alien and Sedition Act and set the stage for greater civil liberty.

Answer 2

First and foremost among Thomas Jefferson's accomplishments would be the Louisiana Purchase which doubled the size of the country, and only cost $15 million. He also drastically cut federal spending during his term of office and shrank the national debt by a whopping 25%.

Answer 3

The Louisiana Purchase in 1803 and the launch of the Lewis and Clark expedition of discovery.