"In response to the deteriorating situation in the Donbas, Russia abandoned its hybrid approach, and began a conventional invasion of the region. The first sign of this invasion was 25 August 2014 capture of a group of Russian paratroopers on active service in Ukrainian territory by the Ukrainian security service (SBU)."
"In response to the deteriorating situation in the Donbas, Russia abandoned its hybrid approach, and began a conventional invasion of the region. The first sign of this invasion was 25 August 2014 capture of a group of Russian paratroopers on active service in Ukrainian territory by the Ukrainian security service (SBU)."
https://en.wikipedia.org/wiki/Russo-Ukrainian_War#:~:text=In....