A war on Iran would basically serve to allow
A) distraction from Trump's woes
B) higher oil prices, desired by Russia and Saudi princes (who wooed Trump with a glowy glowy orb)
C) Iran would have justification (national security) to crack down on its citizens to a level not seen lately
D) Russia then steps in with their military to "save" ally Iran after the first bombs drop, and gains more influence on an oil-producing country