Power Five News

YES

Cascading failure (like something went wrong and the recovery procedure had an issue that made it worse)

Loss of synchronism

Strain on electrical/transmission infrastructure principally caused by renewable energy sources

Low or insufficient inertia

Battery storage

Renewables made the grid less stable

Never found root cause

Accidental infrastructure damage (fallen tower, wildlife, etc)

Bad weather

The cause didn't originate in Spain (was propagated by EU grid)

Intended infrastructure damage (cable cut, bomb, etc)

It's declared a cyber attack

Cyber attack & Russia-funded

Cyber attack & independent group

"Intern plugged wrong cable"

YES

YES

NO

NO

No one (regime change, system change) = no Supreme Leader

Hashem Hosseini Bushehri

Mojtaba Khamenei

Other

Ongoing “interim” arrangement / power-sharing structure.

Power struggle between 1 or more that sees rival Supreme Leaders both with actually realistic claims (based on authority/endorsements by senior clerics and religious figures etc).

YES

NO

YES

YES