Well, I have long said the main problem with Iran's it's imperialism, above and beyond its nuclear program. otherwise said, it's the jihad, stupid.
GLOBAL VIEW OCTOBER 19, 2011
From Tehran to Tijuana
Time to notice Iran's decades-old infiltration of Latin America.
... Iran later got a boost when Hugo Chávez came to power in Venezuela and began seeding the top ranks of his government with Iranian sympathizers. In October 2006, a group called Hezbollah América Latina took responsibility for an attempted bombing of the U.S. Embassy in Caracas. Since Mahmoud Ahmadinejad came to power in 2005, Iran has increased the number of its embassies in Latin America to 11 from six. ...
http://online.wsj.com/article/SB10001424052970204346104576636802670463380.html?tr=y&auid=9739145&mg=com-wsj