The English idiom “A man is known by the company he keeps” is a reliable, time tested measurement of character.  For me to say who you are, say who your friends are is the Persian version of the idiom.

Ever since the warmongering, uber-international terror sponsoring America/Israel hating Islamist fascists took over Iran, they’ve chosen their friends based on shared enemy, which tells who they really are:

Following a meeting between top Hamas officials and Iranian Foreign Minister Mohammad Javad Zarif on Monday, a joint statement was released saying, “We concluded that it's time to turn a new leaf in order to address our shared enemy.”

Question:

What national interest of Iran dictates friendship and partnering with terrorist organizations?

Airtight sanctions, a la against the despicable South Africa apartheid, works. U.S. lawmakers get to it.

Above picture; Yesterday in Tehran, Islamist fascists’ Foreign Minister Zarif hugging Hezbollah’s deputy secretary general Naim Gassem, another recognized terrorist organization with "shared enemy". 

Here is yet another terrorist organization friend with "shared enemy" :