§ 00 Issue22 named divisions3 bills

Defence and Foreign Affairs

Military, national security, and international relations

§ 01How parties voted15 parties

Government alignment shows how often each party voted with the government's stated position. Issue-aligned direction shows agreement with the AI-identified supportive stance.

§ 02Bills & votesGrouped by bill
20 Jan 2026Diego Garcia Military Base and British Indian Ocean Territory Bill: motion to disagree with Lords Amendment 6Aye = Support the government's position to remove the Lords' additional condition from the Bill, backing the deal as negotiated without further parliamentary constraints imposed by the Lords · No = Support the Lords' amendment, wanting additional safeguards or conditions written into the legislation governing the Diego Garcia military base agreement346 · 185Passed20 Jan 2026Diego Garcia Military Base and British Indian Ocean Territory Bill: motion to disagree with Lords Amendment 1Aye = Support rejecting the Lords amendment, backing the government's deal with Mauritius as negotiated without additional notification requirements that could constrain military operations at Diego Garcia · No = Support keeping the Lords amendment, arguing it provides important safeguards or alternatively opposing the entire deal as a surrender of British sovereignty that weakens the strategic value of the base345 · 183Passed20 Jan 2026Diego Garcia Military Base and British Indian Ocean Territory Bill: motion to disagree with Lords Amendment 5Aye = Support rejecting the Lords amendment, trusting that existing published financial information is sufficient and no additional transparency requirement is needed · No = Support the Lords amendment requiring the government to publish full real-terms costs and methodology of the Diego Garcia treaty payments, arguing greater transparency for taxpayers is essential348 · 188Passed20 Oct 2025Diego Garcia Military Base and British Indian Ocean Territory Bill Committee: Amendment 7Aye = Support requiring the government to publish its legal justification for ceding sovereignty of BIOT to Mauritius before the treaty can take effect, arguing greater parliamentary scrutiny is needed over a major national security decision. · No = Oppose delaying the treaty by demanding publication of legal advice, backing the government's position that the treaty should proceed without this additional parliamentary hurdle.175 · 320Defeated20 Oct 2025Diego Garcia Military Base and British Indian Ocean Territory Bill: Third ReadingAye = Support passing the Bill and proceeding with the sovereignty transfer to Mauritius, backing the government's treaty to secure the long-term future of the Diego Garcia military base · No = Oppose the Bill in its current form, arguing the government should first publish legal advice and risk assessments before ceding British sovereignty over the territory317 · 173Passed20 Oct 2025Diego Garcia Military Base and British Indian Ocean Territory Bill Committee: New Clause 1Aye = Support blocking the treaty's entry into force until the government publishes its legal advice and analysis of international law obligations underpinning the decision to cede sovereignty to Mauritius · No = Oppose delaying the treaty, backing the government's position that the Diego Garcia deal should proceed without the precondition of publishing detailed legal advice173 · 322Defeated20 Oct 2025Diego Garcia Military Base and British Indian Ocean Territory Bill Committee: Amendment 9Aye = Support requiring the treaty to include legally binding rights of return and resettlement for Chagossians before it can come into force, prioritising indigenous rights · No = Oppose the amendment, backing the treaty as negotiated and rejecting changes that the government argues would undermine the deal and UK international credibility86 · 315Defeated
How is this calculated?

Government alignment shows how often a party's MPs voted with the government's stated position on this issue. This is the most comparable metric across parties, as it measures the same reference point for everyone.

Issue-aligned direction shows how often MPs voted in the direction tagged as supportive of this issue by AI analysis. For example, if a vote is tagged “pro-environment”, an Aye vote counts as aligned.

Sources
Commons Votes APIcommonsvotes-api.parliament.uk
LicenceOpen Parliament Licence v3.0
AI analysisVote stance tagging · Claude 4.x