If we are looking for a President to blame my choice is Clinton.
Heck, I dunno if I can go that far.
I'm curious to know what Russia stands to lose via material benefit, security or prestige. If they want to chase their myth of pan-Slavism they are welcome to do so with the Serbs.
Perhaps Clinton did involve us in the Balkans but it in no-wise posed a credible threat to
I'm also curious as to how the nation that could barely pacify Azerbijian (and even then has all but shrugged it off) hopes to press west into central southern Europe let alone threaten NATO/EU forces.