He was peremptorily summoned to see the commanding officer.
He marched under a placard reading End Bossiness Now but decided it was a little too peremptory, not quite British, so changed the slogan on subsequent badges, to End Bossiness Soon..
Though today (surveying that yellowing document) I shudder at the peremptory tone of the instructions I gave, Alastair - in that same volume in which I get chastised for my coverage of the Macmillan rally - was generous enough to remark that my memorandum became 'an office classic'.