| Year | Detail |
| 2004 |
Mark Zuckerberg and co-founders Dustin Moskovitz, Eduardo Saverin, and Chris Hughes launched FaceBook. |
| 2011 |
Messenger was introduced as an expansion of Facebook.com's chat functions. |
| 2012 |
Facebook acquired Instagram, the popular photo-sharing application, for around $1 billion in cash and stock. |
| 2014 |
Facebook acquired WhatsApp, a cross-platform mobile messaging company, for approximately $16 billion, which includes $4 billion in cash and $12 billion in Facebook shares. |
| 2017 |
Facebook launched Messenger Kids to offer a secure alternative to the standard Messenger platform for a younger audience. |
| 2021 |
Facebook Inc. was rebranded to Meta, which unified the company's applications and technologies under a new brand. |
| 2023 |
In partnership with Microsoft, Meta launched Llama 2, the next generation of Llama in three different model sizes: 7, 13, and 70 billion parameters. |