The Nuclear Option (Minutemen)

 is a quest in Fallout 4.

Quick walkthrough

 * 1) Talk to Preston Garvey
 * 2) Talk to Sturges
 * 3) Gain access to the Institute
 * 4) Activate Institute Relay
 * 5) Talk to Preston Garvey
 * 6) Reach Institute reactor
 * 7) Use terminal to override Institute lockdown
 * 8) (Optional) Issue evacuation order
 * 9) Reach the reactor
 * 10) Plant fusion charge inside reactor
 * 11) Talk to Preston Garvey
 * 12) Talk to Sturges
 * 13) Talk to Shaun
 * 14) Step into the relay
 * 15) Use the detonator
 * 16) Talk to Preston Garvey