Day of Remembrance and Mourning in Russia (marks day in 1941 when Hitler invaded Soviet Union during World War II).
On this date in Bulgarian history:
813: In Battle of Versinikia (near present-day Malamirovo Village, Yambol Region, Southeastern Bulgaria), Bulgarian army led by Khan Kroum defeats Byzantine forces of Emperor Michael I Rangabe.
1906: Bulgaria’s first mineworkers trade union founded in Pernik.
1999: US Secretary of State Madeleine Albright pays working visit to Bulgaria.
2000: Access to Public Information Act passed.
2005: First deceased-donor liver transplantation carried out at Alexandrovska Hospital in Sofia.
2007: First Bulgarian contingent leaves for Afghanistan to guard inner perimeter of Kandahar Airport as part of International Security Assistance Force.