The Telegraph:

Senior politicians urged David Cameron to hold firm as Greece teetered on the brink of defaulting on massive debts.
With the country groaning under £285billion worth of sovereign debt, there is mounting pressure for European nations including Britain to join a bailout in order to safeguard the eurozone.
Billions of pounds of British taxpayers' money was used in the £77billion European Union bailout of Ireland last year despite strong opposition from MPs. The United Kingdom contributed around £7 billion in aid, including direct loans to Dublin.
Read the whole story: The Telegraph