Prosecutors say Charles McGonigal, who was chief of counterintelligence in the city, took payments from Oleg Deripaska to investigate a rival Russian oligarch.
Nine members and associates of the Genovese and Bonanno families were charged with racketeering in a case that centered on the use of secret gambling parlors in Queens and Long Island.
The cash was part of a fund-raising blitz that helped propel Prime Minister Boris Johnson’s party to victory in 2019. Records track $630,225 to a Russian bank account.