This is at a time when when Russia has become more aggressive, North Korea has tested a new nuclear device, and Iran may also do so soon.
The decision represented a decisive endorsement of a particular plan – not a return to Tony Blair-style liberal internationalism.
Plus: Military strikes against Syria now. And: Maria Eagle should tell Corbyn to stuff his job. So should Kevan Jones.
Maria Eagle is only the latest victim of Corbyn’s disastrous mismanagement of his Party.
Labour MPs control the policy machinery and the succession, so those who want a party that resembles the leader they chose have to beat them.
Also: if the only way for Corbyn’s supporters to enact his policies is a fight with Labour MPs, it’s hard to blame them for picking one.
His Shadow Defence Secretary, Shadow Foreign Secretary and Shadow Home Secretary publicly disagree with him.
Maria and Angela Eagle have many admirable qualities, but their political generation is so unknown to the wider public that it left the vacuum now filled by Jeremy Corbyn.
Indecision on HS2. Blather over Heathrow. All Labour seems certain of is that Thomas the Tank Engine is sexist.
Labour will provide enough time to commit us – and then Balls will spring £50 billion of spending pledges from the saving of cancelling HS2.