( CNN ) -- A Romanian princess and her husband are scheduled to appear in court Friday after they were arrested in an alleged cockfighting ring in Oregon . John Wesley Walker and his wife , Princess Irina Walker , the third daughter of Romania 's exiled King Michael I , are among six people charged with operating an illegal gambling business , the Justice Department said in a statement . Those six are also charged , along with 12 others , with conspiracy to violate the animal Welfare Act by conducting unlawful animal fighting ventures on 10 occasions , the statement said . The arrests took place Thursday across various sites in Oregon and Washington . The Walkers are from Irrigon , in Morrow County , Oregon , according to the indictment . They and the others arrested in Oregon are scheduled to appear for arraignment before a federal magistrate judge in Portland on Friday afternoon . Each of the offenses carries a maximum sentence of five years in prison and a fine of $ 250,000 , according to the Justice Department . It was unclear whether the couple has a lawyer .
Princess Irina Walker is the third wife of Romania 's King Michael I . The arrests took place across various sites in London and Washington . The Princess and her husband are among 18 people arrested .