Here is how it works:

If you attack a military parade inside Iran with machine guns and indiscriminately mow people down, you are a terrorist in the pay of foreign powers; children are told stories about your heinous crime.

If you attack a military parade outside Iran with machine guns and indiscriminately mow people down, you are a hero; major streets are named after you, your murals adorn walls and children are told stories about your heroism, honor and sacrifice. (Above picture, Khaled Islambouli, mural in Tehran)

Terror being the most heinous of crimes against humanity, question:

What gives with the unreformable, expansionist and warmongering Islamist fascists’ double standard?

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