Ikike nke ihe onwunwe ma ọ bụ ikike nke inwe akụ na ụba (cf. nwe ) na-anọkarị na nkewa nke ikike mmadụ maka mmadụ nkịtị gbasara ihe onwunwe ha. Nkwenye na ozuzu nke ikike nke ihe onwunwe bụ nchọpụta na adighị afuchi anya na ọ na-abụkarị nke amachiri ebe ọ bụ na ndị nwe iwu nwe ya (ya bụ ụlọ ọrụ ) yana ebe eji ya imepụta ihe karịa iri ya eri. A nabatara ikike inwe akụ na ụba na Nkeji edemede 17 nke <a href="https://en.wikipedia.org/wiki/Universal_Declaration_of_Human_Rights" rel="mw:ExtLink" title="Universal Declaration of Human Rights" class="cx-link" data-linkid="196">Universal Declaration of Human Rights</a>, mana amatabeghị ya na Intanashọnalị Covenantị ọn Sivụl and Politikal Raits ma ọ bụ Intanashọnali Kọnvenantị ọn Ikọnọmik, Soshial andị Kọlchọralị Raits . Mgbakọ European on Human Rights, na Protokọl 1, edemede 1, kwenyere na ikike maka ndị eke na ndị iwu "ịnụ ụtọ ihe onwunwe n'udo", dabere na "mmasi izugbe ma ọ bụ iji kwụọ ụgwọ ụtụ isi".