Sir Charles Warren, Commissioner of the Metropolitan Police 1886 - 1888.
This Punch cartoon was published in November 1886 entitled 'The Bulgarian Question.' The caption reads:
Mr Punch. "Bravo, Sir Charles! You've
done capitally with the Dogs and Democrats. Now, how about the
burglars?"
Chief Commissioner of Police. "All right, Mr Punch! 'Much
has been done, but more remains to do'!