Recent events have led to renewed discussion about the convention that parliament should have a formal role in authorising military action, which Keir Starmer at one point proposed to codify in legislation. Robert Hazell argues that placing the existing convention on a statutory footing is unwise, and calls on parliament and the government to work together in creating a ‘shared vision’ of how the convention should operate.
Tony Blair’s decision to support the US invasion of Iraq in 2003 has cast a long shadow over every subsequent leader of the Labour party. Keir Starmer opposed the Iraq war, and one of ten pledges he promised as part of his 2020 leadership campaign was to introduce a Prevention of Military Intervention Act. He subsequently specified on The Andrew Marr Show: ‘I would pass legislation that said military action could be taken if first the lawful case for it was made, secondly there was a viable objective and thirdly you got the consent of the Commons’.
Starmer was reminded of this pledge when he was interviewed about the UK airstrikes against the Houthi rebels in Yemen. He told Laura Kuenssberg on 14 January that his proposal for military action to require the support of the Commons only meant sustained military action involving troops on the ground, rather than targeted airstrikes like those in the Red Sea:
If we are going to deploy our troops on the ground, then parliament should be informed: there should be a debate, the case should be made, and there should be a vote… What I wanted to do was to codify the convention: the Cabinet Manual has a convention… it could be in a law or it could be by some other means.
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