1. In 1850, argued for a constitutional amendment to preserve states' rights.
A. John Quincy Adams
B. John C. Calhoun
C. Daniel Webster
D. Henry Clay

Which one of the following statements best characterizes change to agriculture in the united states since 1900

What is the main reason the united states removed the taliban from power shortly after the september 11 2001 attacks ?

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste