hornets nest

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hor′net's nest`

a large amount of trouble or hostility.
References in periodicals archive ?
THE film in America, taking the mickey out of a world leader, and the French satirical magazine taking the mickey out a religious leader, have stirred up a hornets nest and any intelligent person in power would have forecast the trouble these might cause.
Lt Col Henry Worsley warned then that directing British soldiers to Helmand would be like stirring up a hornets nest and that they would simply provide "many more targets for insurgents".
A DIY bid to smoke out a hornets nest in a garage destroyed the building.