Twitter Dives Deeper Into Live News: Let's You Follow Events In Real Time
Twitter Wants You To Follow Live Events And Not Just PeopleReuters File

Nine years ago, Twitter founder Jack Dorsey sent out the first tweet on 21 March 2006 at 9:50pm Pacific Standard Time (PST) and the rest as we know is history.

"Just setting up my twttr," Dorsey wrote in the historical tweet.

Twitter was created in March 2006 by Jack Dorsey, Evan Williams, Biz Stone and Noah Glass and was formally launched in July 2006.

The social networking site gained worldwide popularity, and as of December 2014, Twitter has more than 500 million users worldwide, out of which more than 284 million are active users.

The social media giant celebrates its ninth anniversary this weekend and here we bring you nine Twitter milestones:

9. First Vine from Space: In July 2014, American astronaut, engineer and naval aviator Reid Wiseman posted the first vine from space.

8. US Navy Seal Kill Osama Bin Laden: Sohaib Athar, who later told CBS News in 2011 that he happened to be "taking a break from the rat-race by hiding in the mountains with his laptops," in Abbottabad, Pakistan, when he live-tweeted the raid on Osama bin Laden's compound.

7. Miracle on the Hudson: The day US Airways Flight 1549 landed on the Hudson River near New York City, Twitter user Janis Krums was among the first on the scene. The picture Krums tweeted has become an iconic image.

The Plane in the Hudson river

6. NASA's Phoenix Mars Lander confirmed on Twitter: There is ice on Mars

5. The day hashtag was born and was thought to be 'nerdy'

4. President Barack Obama nudged away popstar Justin Bieber with his "Four more years" tweet, which became the number one retweet on Twitter within minutes.

3. Obama Announces End of Iraq War on Twitter:

2.  #JeSuisCharlie: Thousands of people joined together on Twitter to express solidarity with satirical newspaper Charlie Hebdo by using the hashtag #JeSuisCharlie after the Paris terror attacks.

1. The Journey that Began Nine Years Ago: