"Perhaps these rabbinic students could do peace work?" How ignorant you are of Judaism, James, and of the Haredim in particular! They would never take time off from learning in yeshivot, for the reasons Yishai Kohen mentions in #33. But then, you wouldn't be expected to know anything about such things, even though you claim to be Jewish.
4 UN peacekeepers injured in Sinai and taken to hospital in south Israel (Haaretz)
from the article: Draft deferrals for yeshiva students surpass 50,000 mark in 2006