It is a kind of basic military training for civilians.
People who feel that they want to be part of defending Ukraine if Russia were to attack.
"Anyone who knows how to act in the first minutes and hours of a war can save the lives of himself and his loved ones," says instructor Kolovrat Koznemjakyn.
Volunteer: "At least it's better than nothing"
Those who train in the forests outside Kiev will not go to the front and shoot at tanks or run in trenches.
It's about being better prepared if the war comes home to them.
- In any case, it is better than nothing.
For a person who has no military profession at all, I think it is a very good thing, says Vadym Afanaskyn who is a volunteer at the exercise.