Is Tu B'Shvat a Major Holiday?

How Zionism changed the Jewish calendar

With thanks to Rabbi Eli Kavon (rabbi of Temple Beth Tikvah in Greenacres, Florida) for this reflections on the Tu B’Shvat festival. Of particular interest is his contention that the Jewish calendar (and religion??) is malleable according to place and time. Specifically, Zionism has been such influence on Jewish development that it has single-handedly t…