De Grazio had flown to Europe with Accardo. who ls generally regarded as the No. 1 man ln the Chicago crime syndicate. Their wives, Henrietta De Grazio and Clarice Accardo, went along, Deputy Police Commissioner Kyras Phelan O'Connor said Scotland Yard "reported that the two were in the game hotel there.
This was in 1959 looks like he visited the UK.
Wow, great info @H. I think that I never knew regarding their visit in the UK. Some time later, Giancana also had Richard Cain going to London regarding some of their interests. Cain was closely associated with Vic Lownes, who in turn was a trusted confidant of Hugh Hefner, and moved to London to manage the first Playboy Club Casino. During those days Outfit bosses like Ross Prio and Giancana had serious interests in the Playboy corporation.