Question

John Quincy Adams

placed sectionalism above nationalism.
helped to expand U.S. territory to include Florida.
served as the Chief Justice of the Supreme Court in the 1820s.

Answer 1

helped to expand U.S. territory to include Florida.

Answer 2

The Monroe Doctrine

convinced Russia to give up its claims on Alaska and its interest in the Northwest.
ordered European powers to abandon their existing colonies in the Western Hemisphere.
warned European powers not to interfere with the affairs of the Western Hemisphere.