Guardian website: Falklands warships carried nuclear weapons, MoD admits

In an article from Saturday's Guardian: MoD has finally admitted that ships during the Falklands war carried Nuclear Weapons, the newspaper has been fighting a long battle to have documents released under the current (but soon to be defunct) Open Government Code. The MoD has released some information after criticism from the Parliamentary Ombudsman earlier this year

Will FOI open up this type of information? will the Information Commissioner agree with the use of the public interest test for defence information?