participate actively in hostilities
Defined in 1 dictionary — U.S. Code
United States Code
18 U.S.C. § 2442 — in this section (3 versions over time)
Participate actively in hostilities.—The term "participate actively in hostilities" means taking part in—
(A) combat or military activities related to combat, including sabotage and serving as a decoy, a courier, or at a military checkpoint; or
(B) direct support functions related to combat, including transporting supplies or providing other services.