So they compensate for these pathologies by invading their neighboring countries.
Russia is the largest country on Earth. They have no need or desire for Ukraine.
The bankrupt EU, however, needs to divide Ukraine up and redistribute it's agricultural and natural resource bounty among themselves.
The basic thing is that they still have an imperialistic mindset — think of this as Germany between the wars.
The German armies in 1919 were all outside the German borders, so the ordinary people didn’t realize they had lost.
But in 1945 they KNEW
the same for Russians after the collapse of the USSR