It has just released thousands of confidential documents that shed light on the war in Afghanistan, including on alleged involvement of Pakistan's spy agency in terror activities in that country and India. But how has Wikileaks become one of the most important whistle-blowing sites on the web?

The news that the largest leak in American military history came via the website Wikileaks will not surprise long-term watchers of the controversial, multi-award-winning site, The Telegraph newspaper reported here.