1)
What is the significance that Hashem did not do so for other nations?
1.
Radak: "Ha'Shama Am Kol Elokim Medaber mi'Toch ha'Esh
1
He spoke only with Yisrael. (PF)
2)
What do we learn from "u'Mishpatim Bal Yeda'um"?
1.
Chagigah 13a: One may not reveal Divrei Torah to a Nochri.
2.
Radak: Hashem did not reveal to the other nations - "u'Mi Goy Gadol Asher Lo Chukim u'Mishpatim Tzadikim k'Chol ha'Torah ha'Zos" (Devarim 4:8).
3.
Malbim: Not only do they not know Chukim. Also Mishpatim, etiquette that intellect understands, they did not receive from Hashem. They go in "Mishpatim Lo Yichyu Bahem" (Yechezkel 20:25).