If Klal Yisrael would all die, ch"v, then would Edom become obligated in Tora uMitzvot because of Yibbum? (because Jacob's/Israel's brother is Esav, Edom.) Or would chalitzah happen because no other ...
Is it ever possible for a Kohen Gadol to perform the Mitzvah of Yibum. After all, every case of Yibum involves a widow which the Kohen Gadol is not allowed to marry?
Back then was a 9 year old and 1 day boy allowed to do yebam to his dead brothers wife?