Do You Know Why Ucranian Troops Are Massed Around Donbas?

It was a business as usual for maybe six years since the actual hastility stopped. They were actually shelling each other. Not every day, but that was kind of business as usual. It doesn't mean it is a real war, and it doesn't mean one side is going to invade another side,. And of course, both sides capt troops along the frontier because both sides accuse the other side of starting or planning an invasion.