Russia detains American in Moscow on suspicion of spying
Vienna convention? HMG demonstrated that the right for consular access is not absolute. For this or that reason (for security considerations) it could be delayed or restricred. Also the American could 'not want' consular access himself.US officials have demanded access to an American citizen who has been detained in Russia on suspicion of being a spy, saying it expected the Kremlin to abide by its obligations under the Vienna convention.
The statement by the state department came hours after Russia’s domestic security service said an American had been arrested on Friday “while carrying out an act of espionage”.
I suspect that in the near future some US/UK citizens could be detained.The FSB, the successor to the Soviet-era KGB, said in a statement, published in Russian, that a criminal case had been opened “under article 276 of the criminal code (espionage)”. The name of the detained American appeared to translate as Paul Whelan, but no details, including evidence of the nature of the alleged spying, were given.