I do not find this surprising at all. What did you think would happen would you force 18 year olds to join the army, fight in a war, and give them power? It has nothing to do with their political positions, but rather their maturity level. They are not old enough not to abuse their power. Either raise the age of conscription, or get rid of it completely.
UN chief condemns Palestinian toddler killing, urges calm (Reuters)