Surely they both justified their military dictatorship as a bulwark from the menace of communism and for liberation/unification of homeland, which sounds to me

Surely they both justified their military dictatorship as a bulwark from the menace of communism and for liberation/unification of homeland, which sounds to me like "good of the Chinese/Korean people." I patiently await for you to point me to a cite that documents that the South Korean/Taiwanese military justified their rule because they asserted the right to dress up in military uniforms and lord it over the rest of the population.