This is happening in the Jewish community where the Leftist, secular Jews are have no children or one (possibly two) at the most while religious, Orthodox (and conservative) Jews are having at least three or more. The Haredi and other Chassidic sects have even bigger families.
The fight for this nation starts in the womb.
If Conservatives have at least three or more children and raise them to be conservative in all areas of life the odds are that most of the time they’ll be conservative, too.
Israel was founded as a socialist Jewish nation. Now it looks like it’ll end up as an Orthodox Jewish nation.