Final answer:
The views of the Radical Republicans were closest to those of Thomas Jefferson and James Madison, who emphasized support for ordinary citizens and a rural society.
Step-by-step explanation:
The views of the Radical Republicans in the United States were closest to those of Thomas Jefferson and James Madison. They believed that government should support the interests of ordinary citizens and that freedom and democracy flourished best in a rural society composed of yeoman farmers. They also emphasized strict construction when interpreting the Constitution and wanted most governance to be left to the states.