The formation of a Tory/LibDem coalition government after the parliamentary elections in 2010 may lead to profound change in Britain’s political system. Compromises have been reached on numerous issues, and both sides seem to have decided to stick to the agreement. Yet the façade of unity could founder on the attitudes of Members of Parliament who may be less docile than their leaders, and on the 2011 deadline of electoral reform sought after by the Liberal-Democrats but which the Conservatives will inevitably resist.