If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content
AP.USH:
KC‑4.3.I.A.i (KC)
,
PCE (Theme)
,
Unit 4: Learning Objective B
In 1803, Jefferson made a controversial decision that effectively doubled the territory of the United States while transgressing his own views of proper presidential authority.
Sort by: