There is a push right now to flood Israel with any sand jogger who says he practices Judaism.

The immigration requirements Israel has are meant to stop their ancestry from being watered down and, as you mention, powerful people like judges are actively working to undermine their sovereignty just as they have done to all the western nations.

In a tiny plot like Israel, with a tiny population of just 6.5 million phylogenetic Jews, it wouldn’t take long to snuff out their lineage.