Mr. Blunt and Cranky would remind everyone that President Bush did just that, back in 1989. Yes, he did. And the country survived that Executive Order, did it not?
So if Obama does it, no big deal. Everybody chill. If the Repubs can ban guns, so can the Dems. Deal with it: Yup. It’s legal.
Mr. B & C
bluntandcranky 
Big difference between a ban on imports and a ban on assault weapons.
The Prexy can only do so much. By law, he can ban imported assault weapons, but not all of such. But here’s the problem: http://www.politico.com/blogs/on-congress/2013/01/rep-stockman-threatens-obama-impeachment-over-guns-154141.html