The men are suspected of having tried to recruit several children, including an 11-year-old, to commit serious crimes such as murder and bombings.
Now, three men are sentenced to prison for, among other things, involving minors in criminal activity, local media in Värmland report.
A man in his 20s is sentenced to five years in prison for a range of crimes, while two men of the same age are sentenced to two and two and a half years in prison, respectively.
A fourth, slightly younger, man is sentenced to six months of juvenile supervision for serious weapons offenses.