ISO 3166-2:ZA by the ISO 3166 Maintenance Agency (ISO 3166/MA). ISO 639-1 codes are used to represent subdivision names in the following administrative languages: "Click on the button in the header to sort each column." The following changes to the entry have been announced in newsletters by the ISO 3166/MA since the first publication of ISO 3166-2 in 1998: ISO 3166-2:ZA ISO 3166-2:ZA is the entry for South Africa in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all
Za (guilds) and other merchants of these materials. Though mostly independent from their former patrons, many guilds still engaged in agreements for protection with noble families on a one-time, rather than permanent, basis. However, their independence and increasing power earned many "za" political enemies; some from their former patrons. As the Muromachi period came to an end, in the late 15th century, other forms of economic associations arose which were less monopolistic, and which challenged the supremacy of the "za". The Ōnin War of 1467 plunged the country into a period of chaos and war, called the Sengoku period, which would last