(08 Jun 2016, 6:21 pm)Adrian wrote James Callaghan in 1979(?) most likely? Labour minority Government at the time.
Yes - just a new PM.
We only studied 1906 (but had to learn a bit before as background) until Attlee, a quick flick through Wikipedia suggests it could have been MacDonald (1924) or Baldwin (1923-24), though I'm really not sure.