""The excavation of a cross-party political relationship that sheds light on the workings of the U.S. Senate during the 1960s. From divergent backgrounds and ideologies, Mike Mansfield of Montana and Everett Dirksen of Illinois were responsible for making the Senate work amid political upheaval. Their efforts resulted in a spate of surprisingly durable legislation around civil rights, voting rights, the environment, and social welfare"-Provided by publisher"--