"The Russians invaded Ukraine"

No, they paid the democratically-elected Ukrainian government millions each year to station its troops in Crimea, and after its US-sponsored violent overthrow - the criminal act which sparked this avoidable crisis - the Crimean government asked to assistance, fearing it would be ousted as well. This is the same excuse the US/Harper used to conduct military operations in Iraq without a UN mandate. Crimeans voted in a referendum deemed fair by observers - unlike the "election" held throughout those parts of the rest of the country allowed a vote - and NATO set the precedent for this in Kosovo.

"Ukrainians want to be part of Europe and in NATO"

Some do, most appeared not to. 

That's why the US ousted their government to get what it wanted.

"No one was dying in eastern Ukraine before"

The US/NATO-backed military offensive to eliminate the Ukrainians opposed to what's happened since the coup ...