From 1990, http and html were developed, this is considered as the building blocks of the web.
In 1993, Mosaic web browser was launched, this happened 3 months before Cern made the www public.
Then in 1998, a office was opened in a garage in California called GOOGLE.
When 2005 arrived, Youtube launched.
In 1991, www project announced the collaboration. Researches asked for the first sign of the web becoming global.
Later in 1995, Yahoo was founded, then the dot-com boom began. This led to a surge in websites.
When we reached to the year 2001, the Dot-com bubble burst and stock prices crashed.
sources : http://www.computeractive.co.uk