If Labour still failed to set a date for the poll it would be "a fundamental breach of commitment" and his party should say: "I'm sorry, we can't do business for the rest of this parliament".

BBC: Hughes issues Lib-Lab ultimatum

The rulings also seem to breach a fundamental tenet of Anglo-American law: no right without a remedy.

ECONOMIST: The Supreme Court

Yet the more fundamental argument that armed drones somehow breach the laws of war does not, at present, stand up.

ECONOMIST: The ethics of warfare

The fundamental questions are more basic: Has there been a breach of trust?

FORBES: Fact and Comment