Turning to domestic stability and the unification of various conquered tribes, Sosurim proclaimed new laws, embraced Buddhism as the state religion in 372, and established a national educational institute called the Taehak (Hangul: 태학; Hanja: 太學).
Hvad angik indenlandske stabilitet og foreningen af ​​forskellige overvundne stammer proklamerede Sosurim nye love, anerkendte buddhismen som statsreligion i 372 og etablerede en national uddannelsesinstitution kaldet Taehak (태학, 太 學).