For more on the shifts in Zionism in the US during and after '67 war see ex-Shactmanite (see his footnotes in the brilliant historiographical study, "This Noble Dream.") Peter Novick book on the Holocaust and American Life.
On reaction to the Arendt book on Eichmann, Norm Fruchter (he still around NYC school board politics?) had a piece in Studies on the Left. Reprinted in, "For A New America: Papers from Studies on the Left, " ed. by David Eakins and James Weinstein, Vintage/Random House, 1970. Pieces there, btw, by Genovese, Weinstein, Kolko, Harold Cruse, Mertin Sklar on corporate liberalism. Michael Pugliese