Giappone x Netherlands

Paint It, White, created da Hidekaz Himuraya, was released on June 5, 2010. Along with it came a new (and popular) song, "World Ondo", which is shown at the end credits of the movie. But I would like to clear up on one thing: what is the real meaning of this song? My other Hetalia Axis Powers - Incapacitalia fanatic Friends asked me this domanda after hearing the new song, and I started to wonder about that notion.
Now, I will (TRY!) to interpret the real message of this song:

"Wa! Wa! Wa!
Hey, hey, Sole!
Wa! Wa! Wa!
Hey, Soviet Union!"

Now, this might not be particularly important to the highlights of this song, but I loved...

Ivan Barginsky walked silently, at an even pace.
There were dozens and dozens of voices ringing in his head, voices that just wouldn't go away. Some voices were sad, some were angry, and some didn't even make sense. They were just yells and screams.
Czar Nicholas...Bolsheviks...Revolution.
His head was pounding. Sometimes, the pain would be too much and he'd sink to the ground.
But then again, who would care?
Nobody cared about old Russia.

Before World War 1 started, and the world became divided, Russia was the village idiot.
"Look at this--a rifle!" France exclaimed, mostrare off his new weapons....