The Newbridge boxer denied breaking a promise to Mr Warren, who managed him for 10 years from 1997.

BBC: Calzaghe 'mistrusts ex-manager'

Barack Obama of breaking a promise to use public funds in the general election race if he wins the nomination.

NPR: Candidates Weigh Taking Federal Campaign Money

But they know the political costs would be huge - there would be the double whammy of breaking a promise and hitting the grey vote where it hurts.

BBC: Budget 'sacred cows�� under threat in welfare row

Can you live with breaking a promise to yourself?

FORBES: No More Goals! Make Promises Instead

Obama also had the best-financed campaign in memory, using the Internet to solicit a large number of new donors and breaking a promise to accept limited public financing for the general campaign.

NPR: Obama Sails To Sweeping, Historic Victory

Having agreed to a budget, a dollar spent in the budget is reasonable, but a dollar spent outside of the budget is a dollar breaking your promise to the family.

FORBES: Should We Starve the Beast?

That means breaking a (bad) promise.

ECONOMIST: Britain's budget

The Liberal Democrats accused the SNP of breaking its promise and said Health Secretary Nicola Sturgeon needed to "get a grip of the situation".

BBC: Scots anti-depressant use rising

In proposing to form a minority government (in coalition with the Greens), Ms Ypsilanti was breaking an SPD campaign promise that it would not co-operate with the Left Party, the successor to East Germany's communists.

ECONOMIST: Germany's Social Democrats