Complex sentence: Hogan-Howe acknowledges that police forces have social duties to perform, such as policing football matches and demonstrations, in conjunction with other services such as St John Ambulance: the bottom line for him, however, is the maintenance of law and order.
Split into simpler sentences: Hogan-Howe acknowledges that police forces have social duties to perform, such as policing football matches and demonstrations, in conjunction with other services such as St John Ambulance. Fundamental for Hogan-Howe, however, is the maintenance of law and order.