Europe has said they are considering sending their soldiers.
It cannot be expected that Moscow wouldn’t respond to that in some way.
>> cannot be expected that Moscow wouldn’t respond
Sweden was a neutral country for some 200 years. Finland was a neutral country for the entirety of the Cold War and, considering the most recent unpleasantries of the Winter War, they were very friendly with USSR/Russia and open to trate.
Then something happened to change that. What could they possibly be?