In 1803, which chief justice declared that an act of Congress that conflicts with the Constitution is void?

In 1800, Spain secretly ceded which vast territory to France? Which Ohio city lies southwest of Columbus and northeast of Cincinnati? Who served as Chief Justice of the United States from 1801 to 1835? Which composer wrote the "Kreutzer" Sonata for violin around 1802-03, as his deafness grew worse? Which English poet, who lived from 1806 to 1861, wrote "How do I love thee? Let me count the ways"? In 1808, Napoleon's brother Joseph was made king of which neighbor of France? Who was elected U.S. president in 1808? Which president lived from 1809 to 1865?