R' Marty Bluke:
> The answers that I received that Yom Haatzmaut is pushed off
> until Tuesday, actually raises more questions. How exactly
> does that work al pi halacha?

R' Moshe Yehuda Gluck answered:
> If Yom HaAtzmaut needs to have Hallel said on it, it is only
> because of the original institution of the practice, which,
> presumably, was made with this stipulation in mind.

RMYG's presumption seems to be in error. As R' David Cohen wrote, the 
original institution of the practice did *not* have this stipulation 
in mind. It was to say Hallel on 5 Iyar; not later, and not earlier.

Akiva Miller