Yes

Because they often just become secular Jews....more affiliated as an Isreali than Jewish but still essentially identifying as Jewish. The state and the religion are hard separate. Being an American says nothing about your religious affiliation. An American Jew identifies with Israel in a completely different way than a Catholic identifies with the Vatican. It is a cultural religion as much as it is spiritual. If not more.

Took me a while to work out what the fuck you were asking. The answer's yes but I ain't one, I'm a fallen Catholic

I was a Jawa at a Comicon once, so I guess that counts.

This is a good group to join

Link -- [agnostic.com]

Yes. There are many. Go to Groups at the top of the page. Click on the magnifying glass on the upper middle of the page & type in Jehovah's blah blah. Welcome & enjoy.