In 1916 the National Defense Act established and organized JROTC programs at public and private educational institution. guidance in leadership, team work, discipline and mutual respect. JROTC is a high school leadership course aimed at preparing students or "cadets" for life after graduation. JROTC is not used to enlist cadets into the military. The course will provide participants with leadership opportunities that will develop valuable personality traits for future use in whatever field students decide to take.