[Mariner]

As far as I know the only countries capable of launching a ballistic missile from a sub are:

The USA, Russia, England, France, China.

If it was a SLBM, it came from one of them:)

[Innovative]

Just do a google search.

Just one example:

Iran Test-Fires Sub-to-Surface Missile in Persian Gulf

Aug. 27, 2006

http://www.foxnews.com/story/0,2933,210649,00.html