Operation Smokescreen was an American interagency counterterrorist operation to disrupt fundraising by Hezbollah, that took place in early 1995, ending in 2002. The operation involved the Sheriff's Office in Iredell County, North Carolina, Federal Bureau of Investigation (FBI), Bureau of Alcohol, Tobacco, Firearms and Explosives (BATF), Immigration and Naturalization Service (INS), and the U.S.