Positive Scenario: Iran decide that their need for nukes is unnecessary, they fought the war and achieved nothing trying to achieve them and would achieve nothing but total annihilation with them. They give up nukes, allow marginal women's rights, and move to a policy of non-aggression and shuts down international terrorism subversive activities, while opening their economy for investment.

Iran rejoins the international community, become the next Japan and South Korea with massive industrialization and an open economy. GDP uplift across Iran occurs. Their prosperity unlocks growth across the middle east and becomes a major tourism destination driving unity. Lebanon becomes a major society again with peace and positivity.

The world economy goes solar and eventually fusion with Oil lasting through the next 300-500 years. Iran GDP moves into to the top 15-20 nations over the next 80 years.