9/11 was avenged on us. On its anniversary, I refuse to forgive

For many years, I have been asked whether I could forgive those who imprisoned, tortured, and dehumanised me. It is a loaded question; it is never just about personal forgiveness, but also an invitation to speak on behalf of all Guantanamo Bay prisoners. I usually reply that forgiveness is never simple, especially when justice has yet to be served.

I was held in Guantanamo for nearly 15 years without charge, subjected to treatment no human being should ever endure. I was one of countless innocent people kidnapped during the global campaign of the United States of revenge and terror after September 11, 2001, which justified the illegal invasions of Afghanistan and Iraq, unleashed and legalised torture programmes in CIA black sites and at Abu Ghraib, and turned Guantanamo into a laboratory