 Silaghi joined the PNL in 1990, and was president of its youth wing section in Satu Mare until 1996, while serving as vice president of the main local section.He had other leadership positions until 2000, ultimately becoming president of the PNL section in 2001-2004, and a delegate to the central leadership body in 2002-2004.Between 2000 and 2004, Silaghi was also a member of the Satu Mare City Council.