2004
February: Mark Zuckerberg and co-founders Dustin Moskovitz, Chris Hughes and Eduardo Saverin launch Facebook from their Harvard dorm room
March: Facebook expands from Harvard to Stanford, Columbia and YaleJune: Facebook moves its base of operations to Palo Alto, California.
September: Groups application & the Wall is added as a Profile feature
December: Facebook reaches nearly 1 million users
May: Facebook grows to support more than 800 college networks
August: The company officially changes its name to Facebook from TheFacebook.com
October: Photos is added as an application
December: Facebook reaches more than 5.5 million active users