The wikipedia article says "There are conflicting definitions and legal criteria for determining which groups may legitimately claim the right to self-determina

The wikipedia article says "There are conflicting definitions and legal criteria for determining which groups may legitimately claim the right to self-determination." Have you not just pick a definition that agrees with you political point of view? "Other definitions offered are "peoples" being self-evident (from ethnicity, language, history, etc.), or defined by "ties of mutual affection or sentiment", i.e. "loyalty", or by mutual obligations among peoples.[40] Or the definition may be simply that a people is a group of individuals who unanimously choose a separate state"