A North Korean man accused of money laundering to supply illegal luxury goods to his country was extradited to the U.S. after nearly two years of legal proceedings, the U.S. Department of Justice said on Monday.

Mun Chol Myong, 55, will face American courts for an alleged violation of sanctions meant to squeeze North Korea’s nuclear program by cutting off some revenue flows. His arrival to the U.S. marks the first time Washington has ever successfully extradited a North Korean citizen. 

“One of the FBI’s biggest counterintelligence challenges is bringing overseas defendants to justice, especially in the case of North