There are some serious concerns Zelensky was attempting to rebuild the Ukrainian nuclear program and there are a lot of questions about bio-labs in Ukraine. The United States wouldn't allow that on our border, why would Putin?
So, just go right ahead attack with full-on war, wrecking cities and killing people?
You are making the case - retroactively - that Ukraine should have been accepted into NATO - they did need protection after all.
Who knows what Biden would allow?
There are some serious concerns Zelensky was attempting to rebuild the Ukrainian nuclear program
***He would be within his rights, since the Rukes violated the Budapest Agreement after the Ukes gave up their Nukes & invaded them in 2014, and we sold them down the river.