The Liberal Democrats' 2024 manifesto was the boldest structural reform programme any UK Westminster party offered: proportional representation, a four stage path to EU membership, net zero 2045, free personal care, 380,000 homes a year, voting age 16, an elected House of Lords. The 72 seats the party won are the best result since 1923. Twenty three months on, the manifesto is intact and inaudible. The party has kept its promises. It has chosen not to argue them.

On every major structural commitment the Liberal Democrats have been silent. Proportional representation has been raised by backbenchers but not by leadership. EU rejoin, promised as a four stage return to membership, has been left to Labour's partial reset. The 2045 net zero target, five years ahead of Labour's 2050, has not been a campaign centrepiece. Free personal care has not driven a sustained opposition argument. The 380,000 homes pledge has been more ambitious than Labour's all along. It has not been the centre of any campaign.

Instead the Liberal Democrats have campaigned on water company sewage. The strategy has worked: water company performance is now a sustained political question. The strategy has also defined the party's media identity as a single issue voice on environmental regulation rather than as the structural reform party the manifesto presented. The 72 seat result was won on local stunts and Conservative collapse. Those seats have been used to campaign on sewage compliance rather than on proportional representation.

Some of this silence is wise. PR is unpopular. Free personal care requires taxation. Labour has adopted voting age 16 and partial Lords reform. But much of it is choice. The party has held 72 seats since 1923 and used them to press the government on environmental standards. It has not used them to argue that the British constitution should be remade, that Parliament should be elected by proportional representation, that the United Kingdom should rejoin the EU, or that 380,000 homes a year should be built instead of the 300,000 Labour is struggling to deliver.

This is not a party that broke its word. This is a party that kept its word and then decided the word wasn't worth the argument. The manifesto is archival: written and filed. What the Liberal Democrats have not shown is whether they believe the structural reform programme can win, or whether they have decided it cannot and are acting accordingly.