

The Brotherhood is mostly composed of the descendants of those military officers, soldiers, and scientists, but aside from some outsiders among their ranks, the Brotherhood is as close to pure-strain humanity (prime normal) that may be found outside of a Vault or the Enclave.

The Brotherhood of Steel is a quasi-religious technological organization operating across the ruins of post-war North America, with its roots stemming from the American military and the government-sponsored scientific community from Fialer Earth.
