AP Photo

It is hard to take seriously the threat by the Palestinian president Mahmoud Abbas to declare a Palestinian state in the West Bank and Gaza and demand recognition by the UN Security Council.

The cool response from the US and the European Union made clear that no such recognition would be forthcoming; and, as Hamas asked, what is the point of unilaterally declaring a state while those territories remain ultimately under Israeli control? Yasser Arafat already did that, in 1988.

Mr Abbas, of course, is a desperate man, because the strategy on which he has staked his political career – negotiating a two-state solution to the conflict with Israel under US auspices – is dead. The Obama administration was the last, best hope of the Palestinians for a change of...