See Vladimir Soloviev (journalist, presenter on the public funded Rossiya 1 channel), Dmitri Medvedev ( current vice president of the Russian federation security council), Margarita Simonian (public servant at Russia Segodnia).

Do your own research, it should be easy enough.

Yes, multiple declarations and menaces made on Russian Public channels by Russian Public servants. It’s important to know that the Russian state has power over the editorial choices of those channels.

1. She has no military authority.
2. See 1.
3. She says so only after Trump says he would allow it.
4. Trump didn’t breach the subject first. Poland and Estonia did.
5. If weapons and carriers without US tech are used, there is no need to talk about it with the US or NATO or even the EU before acting.