source: BBC News
actor1: OLF: Oromo Liberation Front (Shane Splinter Faction)
actor2: Police Forces of Ethiopia (2018-)
location: Liben
notes: On 21 June 2021, members of Oromo Liberation Front (OLF)-Shane killed a higher official, one member of a communal militia, and one police officer at Liben Jawi woreda in the North Shewa zone in the Oromia region. The election process was interrupted due to this attack in two polling stations of the Nono election constituency.