The people who would be happy to live within 17th century borders - mostly no Asia - are "professional Russkie", or fundamentalist, nationalist, and cave Orthodox types. I doubt very much EU would be happy with this country as a member.
Also, they were drunk.
...
And don't even get me started on the "Moscow is not really Russia" and "Where is the true soul of Russia located?" debates. uhg. "Pretending that you already know the answer when you don't is not actually very helpful." ~Migeru.