David Cameron and Nick Clegg
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Nick Clegg's Lords reform statement exposes coalition split

Liberal Democrat leader Nick Clegg has said he is dropping efforts to introduce legislation to reform the House of Lords.

The Deputy Prime Minister said Conservative rebel MPs who blocked the plans had broken the terms of the coalition government's agreement.

Newsnight's political editor Allegra Stratton asks whether this latest dispute signals the beginning of the end for the uneasy alliance in British politics.

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