military? Hazing, also known as ragging, bizutage (French), mechoneo (Chile), trote (Brazil), praxe (Portugal), ontgroening (Holland), nollning (Sweden) etc. is still very common although laws have been passed in several countries to make these "initiation rituals" illegal.
These rituals are...
Not a US military branch, but basic training in the French Foreign Legion used to be particularly sadistic, I think things have improved.
Each year, hundreds or even thousands of Russian boys drafted into the Army die, brutal hazing , suicides.