most british intelligence agencies still remain classified to the general public x the only reason this information has been released is that these agencies have all now terminated activity and new agencies have replaced them. S DG of MI section 25 By-the-way: NCIS stands for National Criminal Investigative Service. Having lived and studied in Amherst, I'm wondering how you can possess such a deep and correct knowledge of matters military while in 'the valley', an area not exactly conducive, but rather hostile, to that region of scholarship. In the United States, NCIS is the Naval Criminal Investigative Service. Now included in the Department of Homeland Security (which was created in 2003) are these federal investigative agencies: CBP (U. myths sections, "SIS (MI6) collects secret intelligence overseas on behalf of the British Government.
NCIS is a team of federal law enforcement professionals dedicated to protecting the people, family, and assets of the US Navy and the Marine Corps worldwide. We do not have an agency called the National Criminal Investigative Service, because we have many federal agencies that investigate crimes nationally. MI5, the Security Service, is the UK's security intelligence agency responsible for protecting the UK, its interests and citizens against major threats to national security." However, these 2 distinct roles entail actual operational overlap and thus "the scope of national security extends beyond the British Isles and may involve the protection of British interests worldwide, e.g.
Most were folded into MI5, MI6 or GCHQ after the war.
At which time we the british empire have been called upon to defend itself, its allies and dependancies it became nessacery to form a number of departments and agencies. There are many federal law enforcement agencies, each state has various investigative agencies (the number depends on the individual states), and of course every town and city has local police agencies. Even many public school districts now have their own independent police departments and most colleges and universities of any size now have their own police departments.
Over the years these dapartments have served a number of different roles and purposes. Altogether there are approximately 850,000 full-time law enforcement officers in the United States.
"MI5/MI6" were the original designations when both organisations came under the War Office, now the MOD - "MI" stands for military intelligence.
Their official names (acquired in the 30s) are the Security Service (MI5) and SIS, the Secret Intelligence Service (MI6).
Equivalent to the US's CIA (Central Intelligence Agency) NCIS (national criminal investigation squad) are top ranking police officers dealing with high profile crimes, and have little to do with intelligence, though often co-operate with intelligence agencies for practical reasons. Anonymous' contention that NCIS stands for National Criminal Investigation Squad is a load of old tosh.
NCIS is the National Criminal Intelligence Service, and far from being merely "top ranking police officers dealing with high profile crimes" it busies itself with identifying new criminal trends, acting as a clearing house for information from police forces around the UK, and liaising with Interpol, Europol, and various intelligence service around the world. Foot's SOE, The Special Operations Executive 1940 - 1946.I believe the difference is like the FBI and CIA in the USA - one is for domestic intelligence and one is for international intelligence. I also think that some of the other numbers may have been active in intelligence and of the like during the world wars.MI (Military Intelligence) had agencies numbered up to 19, but not all at the same time.Equivalent to the US National Security Agency (NSA).MI6 (now SIS) gathers intelligence pertenant to the UK's international affairs - spying on Iraq for example.The FBI is a national and federally empowered police force - to investigate crime.