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(CNN) – It's been 50 years since the Civil Rights Act outlawed discrimination based on race, color, religion, sex, or national origin.
The icons of the era – from Martin Luther King, Jr., to the Kennedys, to President Lyndon B. Johnson – made history, but there were many more unsung heroes of this historic accomplishment including a host of Republican lawmakers who made the bipartisan bill possible.
It's a story told in thrilling detail in the new book "An Idea Whose Time Has Come: Two Presidents, Two Parties, and the Battle for the Civil Rights Act of 1964."
Author Todd Purdum, senior writer at Politico and Vanity Fair contributing editor joins CNN's "The Lead with Jake Tapper" to discuss.