Linked from
The 17 pages that link to Magnetic confinement fusion, each with the reason it gives.
Magnetic fieldBroader topic: Field geometry helps keep charged fusion fuel away from reactor walls.
Nuclear fusionBroader topic: It is one major strategy for sustaining fusion conditions on Earth.
TokamakNarrower topic: Tokamaks are the best-known devices built around this approach.
Magnetic energyRelated: Large magnetic-field systems store energy while controlling the plasma.
Fusion powerBroader topic: It is the main strategy used by tokamaks and stellarators.