We did not expect them to resist. We expected them be in a state of shock and confusion.
Yes, I noticed you tend to underestimate your enemies.
24-48 hrs before the attack
Are you kidding me? Everyone knew what's going on for weeks before the "blitzkrieg" began. You can't attack suddenly and unexpectedly in the age of satellites, internet etc. The moment you start gathering troops, everyone and their grandmother knows what you're doing.
the rest of Europe
"The rest of Europe" is 500 million people (with slightly fewer percentage of drunks, HIV-positive, and degenerates than their Russian counterparts), incomparably stronger economy and armies that would wipe the floor with Russians in 3 weeks. Of course, we will never find out because even Ukrainian peasants armed with whatever handouts Europe and US could spare are efficiently stopping you.
However, let's just calmly assemble the strongest land army in the EU - just in case. :)