Barack Obama smashed a Twitter record as he became the first president to declare victory in an election on the social network.
His triumphant message was simple: "Four More Years". The picture was him in an embrace with wife Michelle.
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The picture tweeted by Barack Obama
The picture received more than 2.3 million likes on Facebook, and over 200,000 shares and 110,000 comments.
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This picture posted on Obama's twitter page became the most retweeted picture of all time.
The tweet set a massive new Twitter record, with more than 520,000 retweets and almost 180,000 favourites - and counting.
According to Twitter: "As the results of the election were called by news organizations, the conversation on Twitter surged, hitting a peak of 327,452 Tweets per minute."
The social network also published its "Tweets Per Minute" (TPM) statistics for the election as the night unfolded.
- 85,273 TPM Iowa presidential race called
69,031 TPM Pennsylvania and Wisconsin presidential races called
- 65,106 TPM olls close in various states; AP calls races for Ilinois, Connecticut, Maine, Washington DC, Delaware, Rhode Island, Maryland and Massachusetts
Between 6 pm and midnight in the US, there were more than 23 million tweets sent, smashing the previous record of 10 million, during the first presidential debate on October 3.