How did the doctrine of nullification uphold the founding principles? it was based on by the people, for the people. it was based on the principle of federalism. it was based on the supremacy of national government. it was found in the constitution.

It was based on the supremacy of national government. hope this helps

president thomas jefferson commissioned the expedition shortly after the louisiana purchase in 1803 to explore and to map the newly acquired territory, to find a practical route across the western half of the continent, and to establish an american presence in this territory before britain and other european powers