The NSW education minister, Adrian Piccoli, has said, "The commonwealth government's budget decision is more than a breach of a commitment with the NSW government, it is a breach of faith with all school students in the state".
Theresa May wants a relatively clear desk, and tax rises that breach a manifesto commitment are messy.
Hammond made clear that it was the charge of breaching a manifesto commitment that had made up Downing Street's mind.
Ecuador's government suspended Assange's internet access in March, saying that he had breached "a written commitment made to the government at the end of 2017 not to issue messages that might interfere with other states".
There is also a shareholder suit brought today against the Nasdaq over its handling of Facebook's trading, but without knowing more about what Nasdaq did and did not do, it is hard to know if they breached any commitment to a customer.
The two-tier pricing system, he said, "is a concrete, documented exploitation and violation and we now need a commitment to heal the breach".
It is a souped-up version of turning off office emails, itself something all sensible employers should insist on, as some do in Germany, but which most employees fear would be seen as a possibly lethal breach of commitment.
Senator Charles E. Schumer, also a Democrat from New York, said Mr. Daniels's comments came close to being a "breach" of the commitment the president made.
The administration said the sanctions are not a breach of U.S. commitments under a 2015 nuclear deal, officially known as the Joint Comprehensive Plan of Action, or JCPOA, that was negotiated by Iran and six world powers, including the United States.
Material breach is a term that comes from the law that says a party to a commitment has failed in meeting the terms of that commitment.
The Americans had argued this year to London and Edinburgh that shipping Mr Megrahi back to Libya under the PTA, signed in April, would breach that commitment, which the British had come to regard as a mere "political understanding".
