Ukip was in crisis today as one of its leading MEPs and former deputy leader defected to the Conservatives.
Backbench Tory MPs may try and force a referendum on the Lisbon Treaty.
Gordon Brown's efforts to campaign for Tony Blair's potential presidency of the European Commission will continue, No 10 has insisted, despite momentum moving away from the former prime minister.
The Lisbon treaty is edging closer and closer to becoming reality, as the future of Europe dominates Britain's domestic political scene.
Downing Street says claims two senior civil servants are lobbying behind closed doors for Tony Blair to become EU president are nothing but "speculation".
A group of Czech senators are taking their fight against the Lisbon treaty to the country's constitutional court today, in one of the last remaining obstacles to its complete ratification.
The Lisbon treaty appeared a step closer to becoming reality after the Czech Republic's president accepted an EU proposal.
The Conservatives are desperately trying to promote their 'Get Britain Working' agenda despite persistent questions over the Lisbon treaty.
Ireland has voted yes to the Lisbon treaty, in a re-run of last year's referendum.
David Miliband has attacked Conservative "partisanship" in opposing Tony Blair's potential bid to become the European Union's first president.
An Irish 'yes' vote in today's Lisbon treaty referendum could trigger diplomatic moves to install Tony Blair as the first president of the newly reinvigorated European Union.
David Cameron has given the first indications he may not force a referendum on the Lisbon treaty if the Conservatives win power.
As Gordon Brown's speech gives the European parliament some rare coverage in the British press, a leading Labour MEP has vented his frustration about just how rare that coverage is.
The EU has confirmed there will be a second Irish referendum on the Lisbon treaty.
Gordon Brown is facing severe pressure from all sides as he attends an EU summit in Brussels.
The European Union (EU) has ignored Ireland's 'no' vote on the Lisbon treaty and is pushing on regardless, foreign secretary William Hague has said.
EU membership costs Britain £106,117 a minute, or £55 billion this year alone, according to a eurosceptic group operating in Brussels.
Reports that the EU costs British taxpayers £106,117 a minute are put under the spotlight by pro-European groups.
North West Conservative MEP Den Dover has been expelled from the Tory party and looks set to face a criminal investigation after an inquiry found him guilty of expense abuses.
The likelihood for change in America has been downplayed by European minister Denis MacShane at a conference in Westminster today, in an effort to promote a stronger and more independent Europe.
The EU has more employees than are in the UK army, a think tank has claimed.
Britain's security services will be forced to share their information with their European counterparts, under new guidelines being drawn up in Brussels.
Caroline Jackson, Conservative MEP and party environment spokesperson, is facing questions about a conflict of interest over her relationship with various private companies.
Progress towards a Middle East peace deal appears to have made the launch of the Mediterranean Union in Paris a success.
Nicolas Sarkozy, French president, says he plans to travel to Ireland later in the month to find "solutions" to the country's rejection of the Lisbon treaty.