I'm familiar with Venona. Shocking that there were communist spies in the USA. Paleez.
So the HUAC did "a lot of good things".
Oh yea!
Like ruining the lives of people who did NOTHING ILLEGAL. Show me in the constitution where it says I can't belong to the communist party, or the Nazi party, or the freaking Republican party. .... but lets not forget these blacklisted innocents:
Zero Mostel
Lloyd Gough
Karen Morley
Ring Lardner, Jr.
Dalton Trumbo
Alvah Bessie
Sidney Buchman
Morris Carnovsky
Jeff Corey
Howard Da Silva
Lillian Hellman
Dashiell Hammett
and Orson Bean, Herschel Bernardi, Walter Bernstein, John Berry, Alvah Bessie, Herbert J. Biberman, Charles Bickford, Marc Blitzstein, Joe Edward Bromberg, Phoebe Brand, Bertolt Brecht, Peter Brocco, Phil Brown, Sidney Buchman, Hugo Butler, Jean Butler, Morris Carnovsky, Lee Cobb, Lester Cole, Richard Collins, Jeff Corey, John Cromwell, Howard Da Silva, Edward Dmytryk, Paul Draper, John Henry Faulk (radio personality), Jerry Fielding, Betty Garett, Bernard Gordon, Lloyd Gough, John Garfield, Lee Grant, John Howard Lawson, Robert Lees, Philip Loeb, Josep h Losey, Marsha Hunt, Sam Jaffe, Paul Jarrico, Gordon Kahn, Victor Kilian, Howard Koch, Tony Kraber, Ring Lardner Jr., Louise Lewis, Albert Maltz, Arnold Manoff, Burgess Meredith, Lewis Milestone, Pamela Miller, Karen Morley, Zero Mostel, Jean Muir, Frank O'Connor, Clifford Odets, Samuel Ornitz, Alfred Palca, Larry Parks, Irving Pichel, Abraham Polonsky, Robert Presnell Jr., Ayn Rand, John Randolph, Martin Ritt, Anne Revere, Bob Roberts, Edward G. Robinson, Robert Rossen, Waldo Salt, Adrian Scott, Joshua Shelley, Gale Sondergaard, Frank Tarloff, Dorothy Tree, Dalton Trumbo, Michael Wilson, Richard Wright and Nedrick Young. So much talent was put on hold for a decade or more.