To start with, I don't believe in the whole Nobel prices to start with. Who are these 10-15 old men to decide who deserves what? Being that said, Obama has not shown any tendency toward peace in any conflict. He as all the previous and coming US presidents, is, were, and will be controlled by the military industrial complex. If anything, US presidents should be tried for war crimes and crimes against humanity.
Colombia recalls ambassador to Venezuela amid border crisis (Reuters)
from the article: Obama: No options off the table over Iran assassination plot