alt Hacker NewsYou've got it wrong: "After the deal had been approved, Cameron described it as giving the United Kingdom "special status within the European Union" and immediately declared that both he and the UK Government would campaign for a "Remain" vote in the referendum within a "reformed European Union"." https://en.wikipedia.org/wiki/2015%E2%80%932016_United_Kingd...
There's no planet on which Cameron's visit that time was regarded by anyone on any side as anything other than a failure. Cameron was simply putting a face on it.
It has pissed off the EU (understandably), pissed off his own supporters, and pissed off his enemies.