2014 Russian cross-border shelling of Ukraine

The Russian cross-border artillery shelling of Ukraine happened in July–September 2014 amidst the war in Donbas to prevent the defeat of the self-declared Donetsk and Luhansk People's Republics. The Russian Armed Forces performed a series of artillery strikes targeting Ukrainian troops in the Donbas region of Ukraine.

Source: Wikipedia — 2014 Russian cross-border shelling of Ukraine (CC BY-SA 4.0)