Facebook is open to anyone 13 or older with a valid e-mail adress
Facebook announces platform for developers
May 24 2007
Facebook announces Facebook Platform for developers to build applications on top of Facebook's social graph
Facebook sets up its international headquarters in Dublin, Ireland
Facebook announces feature
September 10 2009
Facebook announces a feature whereby people can @-tag friends in their status updates and comments
Facebook announces that it will begin rolling out Graph Search for posts and comments
Facebook introduces Instant Personalization, starting with Microsoft Docs, Yelp, and Pandora. It also starts allowing external websites to embed the like button
Facebook launches Facebook Zero, allowing for free access to a text-only version of Facebook's mobile website with some carriers
May 18 2010
Facebook launches Facebook Zero, allowing for free access to a text-only version of Facebook's mobile website with some carriers.
The Social Network
October 1 2010
a film about the beginnings of Facebook directed by David Fincher is released. The film is met with widespread critical acclaim as well as commercial success; however, Mark Zuckerberg says that the film is a largely inaccurate account of what happened.
Facebook launches ipad app
Facebook Character Increase
November 30 2011
Facebook increases the character limit for status update posts from 500 to 5,000 in September and to 63,206 on November 30
January 12 2012
Facebook starts showing advertisements (called Featured Posts) in the news feed. The advertisements are generally for pages that one's Facebook friends have engaged with.
Facebook aquires instagram
Facebook acquires Instagram for $1 billion
Facebook reaches 1 billion users
Facebook reaches 1 billion active users.
April 12 2013
Facebook launches Facebook Home, a user interface layer for Android-compatible phones that provides a replacement home screen that makes it easier for users to browse and post
Facebook launches Timeline
April 15 2013
Facebook launches a new timeline.
September 26 2013
Facebook begins letting people edit their posts and comments after publishing