Shruggers hunch their shoulders, a movement unconsciously meant to protect your neck, signaling that the shrugger is reacting to a real or imagined threat.

There's planty o' lads, i' beath Lamplugh an' Dean, As yabble as thee, an' as weel to be seen ;

I spread a cloud before the victor's sight, / Sustained the vanquished, and secured his flight.

You might have satisfied every duty of political friendship, without committing the honour of your sovereign.