There is no chance of Universal Sanctions and even if there was, it still wouldn't work. Forced sanctions, like an Embargo, are just the first circle of the Anaconda, strangling a country that will next be met by Siege, then Surgical Strikes, then Massive Destruction and Finally, Full Fledged Invasion. This is the Only Way to Avoid a Nuclear Armageddon.
Israeli troops shoot, injure Palestinian crossing Gaza border fence (Haaretz)
from the article: 'Military strike won't stop Iran's nuclear program'