Roger-

I’m a Republican and thus perhaps disinclined to like Kerry. But I’m also an amateur genealogist, and I have to say in all fairness that Kerry probably *didn’t* know about his paternal grandparents being Jewish.

What’s more, there is no evidence in the US vital records (as far as I can find) that would have indicated their true origins–his grandparents covered their tracks pretty well. I wrote a blog post about this back in February, 2003, when Kerry was just one of several candidates for the nomination:

http://www.yuppiesofzion.com/archives/000670.php

Screenshots of his ancestors’ census records and Ellis Island records are included.