I need to add new country and its regions/states in Magento 2.3.5 I have already done this for Magento1. There are many references available and provide common solution like add entry in directory_country table and changes in vendor/magento/zendframework1/library/Zend/Locale/Data/en.xml file. reference: https://community.magento.com/t5/Installing-Magento-2-x/How-to-add-new-country-on-Magento-2-1-1/m-p/69286/highlight/true#M2943 But solutions does not work with Magento 2.3.5
Regards