Reply To: Why was the National Anthem or G-D Bless Ameirica not sung by Siyum Hashas?

A) Prior to 1939 there was no reason to think of mass emigration.

and besides

B) The U.S. wasn’t accepting mass Jewish immigration from Europe. (And the British weren’t accepting mass immigration to Palestine.)

And come to think of it, Chazal weren’t advocating mass emigration prior to the massacre by the Romans.