Christic notably represented victims of the nuclear disaster at Three Mile Island; they prosecuted KKK and American Nazi Party members for killing Communist Workers Party demonstrators in the 1979 Greensboro Massacre, as well as police and federal agents who they said had known about potential violence and had not adequately protected the victims; and they defended Catholic workers providing sanctuary to Salvadoran refugees (American Sanctuary Movement). Its headquarters were in Washington, D.C., with offices in several other major United States cities. The Institute received funding from a nationwide network of grassroots donors, as well as organizations like the New World Foundation.