The denial of service attack that knocked Twitter offline for over two hours was politically motivated. The attack appeared to be an attempt to silence an activist blogger, Facebook, Blogger, Facebook and LiveJournal blogger. On August 7, 2008, a year ago, Georgian troops moved into the breakaway Republic of South Ossetia. The first anniversary of the conflict appears to be what led unknown parties to target a Georgian blogger known as “Cyxymu” A surge of spam appears to come from his Gmail address, a security firm reports.”]
Source: https://www.darkreading.com/attacks-breaches/twitter-attack-looks-politically-motivated