How does islam set people truely free?

there are alot of hatred and misconceptions about Islam out there today, and alot of it i can tell you is done by people who are either ignorant or just slaves to their own ego and desires, i (insha Allah) am a muslim and i believe that islam sets people free by the one true core belif, the belief that Allah (God) is one, by implementing the rule of Allah, one becomes free from the shackles of another being, one becimes free from the shackles of man