Balkanize as a verb just means to break up into several smaller states, often but not always based off common culture/language/religion, similar to what happened to both Austria-Hungary, the Ottoman Empire, and Yugoslavia.
Oh, I could go in details, but I don't currently have time, so I'll be short: politics, corruption, air polution, environment polution, inflation, salaries, prices, comodities... there's a lot more. Feel free to ask about any of these in particular, I'll answer a bit later in the evening 😉.
Meeh, could be better... colder I mean. It's like 10°C right now. I like it colder, but people here usually like it warmer, like 20°C above, to about 30, then they start bitching about how hot it is.
Two, my native and English, though I do understand Serbian/Croatian/Bosnian perfectly as well. I do speak them, but not as good as English.
My grandpareents... IDK, probably 3 I guess... tops. Slovenian, Serbian, Macedonian. My granma from my mother's side also knew a little Turkish and was quite fluent in German (she was in a labour camp during WWII). My kid is little, like 4, he speaks Macedonian and some English (words only, not sentences).