It was a contest of titans: John Adams and Thomas Jefferson, two heroes of the Revolutionary era, once intimate friends, now icy antagonists locked in a fierce battle for the future of the United States. The election of 1800 was a thunderous clash of a campaign that climaxed in a deadlock in the Electoral College and led to a crisis in which the young republic teetered on the edge of collapse. Adams vs. Jefferson is the gripping account of...