The World Summit on Information Society (WSIS) started with the first phase, hosted by the Suisse Government in Geneva from 10 to 12 December, 2003. During this phase a range of themes concerning information society were examined which concluded in the adoption of the Declaration of principles and the Plan of Action. The second phase of WSIS, hosted by the Tunisian Government took place in Tunis from 16 to 18 November, 2005.

The results of the Tunis phase consisted of a final document including political and operational issues both reflecting the main themes of the Tunis phase and reaffirming the engagements derived from the Geneva phase with special consideration of Least Developed Countries (LCDs).
The Tunis phase consists of the Official Summit and Parallel Events, as well as the ICT4ALL exhibition.