"The State Department and NSC officials met secretly with Iranian diplomats in October, 2001 to discuss "how to effectively unseat the Taliban and once the Taliban was gone, how to stand up an Afghan government." 
Normally I don't recommend those "take action"- campaigns: the ones that tell us, it's not too late, click-here to importune our "elected"- representatives with emails and faxes.
However, a confrontation with Iran is different.
A World War III would be terminal, and therefore it is imperative we make our voices heard.
Contact Secretary of State, Hillary Clinton and demand she honor the commitment made by President Obama during the 2007 Democratic debate when he said that he would:
"As president, be willing to meet without preconditions with Iran's leaders, and that the notion of not talking to one's foes was ridiculous." 
What's worse than turmoil in the Middle East asked a blogger, "A radioactive turmoil in the Middle East.
Call President Obama (202) 456-1414
Fax the White House (202) 456-2461
Call Hillary Rodham Clinton (202) 647-6575 press 1 to leave a comment
Albert Einstein understood the perils of nuclear war and the extinction of life on earth, which has already started with the radioactive contamination resulting from depleted uranium. " I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones."