G. Calvin Mackenzie (government), co-author of The Liberal Hour, discusses what politicians today can learn from the 1960s. “All of that enormous legislative output that came in the early part of the 1960s — civil rights acts, Medicare, Medicaid, federal aid to education, so on — almost none of that could have occurred without bipartisan support,” he said. “So I think the great lesson for Democrats today is they can’t do it alone.”

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