2. Which of the following best describes the defining characteristics of the Age of Contact era in Texas history?

in 550 b.c.e. cyrus the great, the leader of the persians, conquered the medes and united the iranian people under one ruler for the first time. cyrus became the first king of the persian empire and went on to establish one of the largest empires in world.

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;