The Diary Of A CEO

The Iran War Expert: I Simulated The Iran War for 20 Years. Here’s What Happens Next

with Professor Robert Pape
12 Mar 2026 28 min read 1h 34m
TL;DR

Professor Pape's two decades of Iran war simulations predict a 75% chance Trump escalates to a catastrophic third stage involving ground forces and potential homeland terrorism attacks. The core problem: tactical bombing success (destroying targets) has created strategic failure (nuclear material remains dispersed and unaccounted for), leaving policymakers trapped in an escalation cycle with no clear exit. By killing the previous Supreme Leader who opposed nuclear weapons and replacing him with a more aggressive successor, the U.S. inadvertently removed guardrails against proliferation while giving Iran maximum incentive to develop nuclear weapons.

Key Moments
Professor Robert Pape
“we are losing control of the situation. Like, we don't know where that nuclear material is. But, they have the material for 16 nuclear bombs and we've given them every incentive to develop them.”
Pape opens by explaining the fundamental strategic problem underlying the entire conflict
▶ 0:06
Professor Robert Pape
“That bombs don't just hit targets, they change politics.”
Pape explains his core insight about why tactical military success often leads to strategic failure
▶ 2:53
Professor Robert Pape
“The supreme leader that we took out was against nuclear weapons. The new supreme leader, he's way more aggressive.”
Pape explains the unintended consequence of killing Iran's previous leader who had issued religious edicts against nuclear weapons
▶ 0:27
Professor Robert Pape
“when you take out the leader, you may kill the leader, but you get in its place a harder regime, a more resilient regime, a tougher regime that wants to lash back even more aggressively.”
Pape describes the adaptive nature of revolutionary regimes and why eliminating leaders often backfires
▶ 18:32
Professor Robert Pape
“I think it's at least 50/50 if not immediately. So, people keep expecting the escalation to be continuous. And then when there's a pause, as there was between June and February, they think, 'Oh, it's over.'”
Pape assesses the likelihood of U.S. ground deployment in Iran and warns about the ratcheting nature of escalation
▶ 27:15
About Professor Robert Pape
›
Professor Robert Pape is a leading expert on military strategy, air power, and international terrorism who has spent 40 years studying political violence. He has advised every U.S. White House from 2001 to 2024 and built the curriculum that trains the Air Force on the exact type of conflict now unfolding in Iran. For the past 20 years, he has run detailed simulations of an Iran war, giving him unique insight into how current events are likely to escalate.
Takeaways
1
Smart bombs create strategic blindness Pape's central argument is that perfect tactical execution (destroying 90% of targets with precision bombing) masks strategic failure when the actual objective—locating dispersed nuclear material—remains unsolved. This creates a vicious cycle where initial success breeds overconfidence in escalation, leading to regime change operations that paradoxically install more aggressive leadership.
2
Adaptive regimes absorb leadership decapitation Revolutionary regimes like Iran's are structured like networks, not hierarchies—they fill leadership voids with more hardline successors and survive targeted elimination. By killing the previous Supreme Leader (who opposed nukes) and his competitors, the U.S. effectively promoted a more aggressive successor backed by the Revolutionary Guards, removing internal constraints on nuclear development.
3
Three-stage escalation trap leads to homeland attacks Stage One (tactical bombing success), Stage Two (horizontal escalation against allies' infrastructure), Stage Three (retaliation reaching U.S. homeland via proxies or state-sponsored terrorism). Pape gives a 75% probability Trump triggers Stage Three via ground deployment, at which point Iran's incentive structure for nuclear weapons and homeland attacks becomes maximum—paralleling how ISIS conducted transnational terrorism despite being far weaker than a nation-state.