Republican foreign policy is and has always been: own interest first. Not the interest of peace and well-being for the rest of the world. So if they expect to gain (military industry) from a war with Iran/Pakistan they will promote that. Same with relation with Israel. As long as the profit from the continuation of the conflict, they will not take serious action towards peace.
South African court throws out fraud case against opposition politician (Reuters)
from the article: Republican debate disappoints Israel-loving Obama-bashers