These are the largest events in the SCA, running from 5 days up to two weeks. Participants travel from many different kingdoms to attend.
- Estrella War (February, in Arizona/Kingdom of Atenveldt)
- Gulf Wars (March, in Mississippi/Kingdom of Gleann Abhann)
- War of the Lilies (June, in Missouri/Kingdom of Calontir)
- A & W War (early July, in Oregon/Kingdom of An Tir)
- Pennsic War (July/August, in western Pennsylvania/Kingdom of Æthelmearc)
- Battlemoor (August/September, in Colorado/Kingdom of the Outlands)
- Great Western War (October, in Southern California/Kingdom of Caid)