Chapter 2: The Emergence of a Global System of States, 1500-Today

Outcome:

Iran realizes it is now in direct confrontation with not just Israel but the United States as well. Iran backs down from its aggressive stance and begins funneling weapons and money to Hezbollah instead.

What do you do now?

Bring the troops homeIsrael can deal with Hezbollah on its own.
Invade LebanonUse the troops stationed in Israel to eradicate Hezbollah and stop the border violence.
Invade IranUS troops are stationed in the region and the time is ripe to finally deal with the troublesome regime in Tehran.
Leave the troops in IsraelThey could aid with Hezbollah attacks in the near future, but take no forward action.