It's the internet today. Public companies have easy to use satellites.
The invasion plans were already in place long before that statement.
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I know this because when I saw those troop movements published, I started to buy oil stock. I've made a profit from my prediction. I knew Russia was not to be trusted and that a war could break out.
> which immediately began attacking the Donbas region.
Donbas was, and is, owned by Ukraine. But nevermind that. The other poster already has the answer for you.
> Talking about the Donbas, why has the Donbas right to sovereignty, but not Chechnia?