Iran is not an aggressive nation aiming to expand at cost to their neighbors as Germany was in WW2 and Israel is today. History has shown us that these aggressive, expanding nations are the ones that will be at the root of so many problems. Israel should signt he NPT, stop settlements expansion, withdraw to the 1967 borders, and negotiate peace. Until this happens, America is far better off with an Iranian partner than an Israeli partner for so many reasons.
from the article: U.S., Iran seek closer ties alongside nuclear program