History of Social Media By monkeyman10 May 1, 2001 Wikipedia Wikipedia a free website that people can hack goes viral. Mar 22, 2002 friendstar May 23, 2003 word press Jan 4, 2004 gmail May 5, 2004 youTube Dec 30, 2004 facebook Sep 2, 2005 facebok Jul 15, 2006 twitter May 5, 2014 bibliography bibliography