# Retrieve all nationalities Fetch a list of all available nationalities within the Property Management System (PMS). Nationality entities help categorise guests, customers, or corporate clients based on their country of nationality. This data is useful for compliance with regulatory requirements, demographic reporting, targeted marketing, and personalised service offerings. The response includes a list of all defined nationalities along with relevant metadata. If an unexpected system error occurs, a will be triggered. Endpoint: GET /api/v3/nationalities Version: 3.0.4 Security: OAuth2 ## Response 200 fields (application/json): - `content` (array) - `content.id` (integer) ID of the nationality - `content.name` (string) Name of the nationality - `content.isoCode` (integer) ISO code of the nationality - `content.sortOrder` (integer) Sort order of the nationality - `content.countryCodeAlpha2` (string) Country code in Alpha-2 format - `page` (object) - `page.size` (integer) - `page.totalElements` (integer) - `page.totalPages` (integer) - `page.number` (integer)