Reb Yosef Engel Takes Us Where No One Has Gone Before

Source Sheet (https://rabbikraz.com/YosefEngelJourney) When did the halachic identity of the yid begin? Is Gid Hanashe assur from Yaakovs time or from Har Sinai? Can you learn Halacha from before Matan Torah? How to view the Machlokes of Chatzi Shiur? Who was the Mekoshesh and why did he do it? לע"נ שניאור זלמן בן יבלח"ט חיים זאב הכהן In Memory of Shneur Zalman Cohen HY"D