U.S. military and government suffered from a data breach incident in September 2016.
The personal information and contact details of about 1,300 were stolen from the staff by a citizen of Kosovo and given to Islamic State militants.
After entering a guilty to terrorist and hacking-related offences,hacker gets 20 years prison.
Source: https://www.reuters.com/article/us-usa-justice-hacker-idUSKCN11T1XC
"id": "UNI19193722",
"linkid": "usmilitary",
"type": "Breach",
"date": "09/2016",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization’s existence"