September 17th, 2008
WikiLeaks posts e-mails and photos hacked from Palin's Yahoo account. The e-mails, which WikiLeaks says it received from the hacker collective Anonymous, support charges that Palin was using her personal account to hide official business.
April 5th, 2010
After an official unveiling by Assange at the National Press Club, WikiLeaks posts a cockpit video depicting the July 2007 killing of at least 12 people in Baghdad, including two Reuters journalists, by a U.S. Apache helicopter.
July 25th, 2010
WikiLeaks posts 76,000 classified military reports from the war in Afghanistan, including details on previously unreported incidents of covert operations against the Taliban and the killings of Afghan civilians by NATO forces.
October 22nd, 2010
In the largest leak of its kind in U.S. military history, the group releases nearly 400,000 U.S. military documents from the Iraq War, shedding light on civilian deaths, detainee abuse and the involvement of Iran.
November 28th, 2010
Working with five leading news outlets, WikiLeaks begins posting 250,000 diplomatic cables from 150 countries. Revelations about the inner workings of corrupt regimes are credited with fueling the Arab Spring.