Assertion: nullification | /r/HasProperty | concept
Facets:
Source sentences:
text: Nullification is a concept that developed in U.S. constitutional thought associated with federalism and states rights.
text: Nullification was a concept developed by those asserting “states rights” over national authority.
text: Nullification is a concept first advanced by Thomas Jefferson and James Madison in the Virginia Resolutions and Kentucky Resolutions.