Four people were arrested on suspicion of conspiracy to defraud and conspiracy to assist foreign nationals.

BBC: Elderly Surrey woman without care after firm raided

Can Foreign Account Nondisclosure Be A Conspiracy?

FORBES: Wells Fargo Hit With IRS Summons For Tax Haven Account Data

An indictment filed by federal prosecutors charges O'Shea with conspiracy to violate the Foreign Corrupt Practices Act.

FORBES: Magazine Article

Six people were arrested on suspicion of conspiracy to defraud and conspiracy to facilitate the entry of foreign nationals into the UK, the UKBA said.

BBC: Death of Surrey pensioner left without food investigated

They are accused of conspiracy to act as unlawful agents of a foreign government, a crime less serious than espionage but which carries up to five years in prison.

BBC: US judge grants one Russian spy suspect bail

They were deported from the US after pleading guilty in New York to "conspiracy to act as an unregistered agent of a foreign country".

BBC: Russia spy Anna Chapman given pro-Kremlin youth role