https://blogs.lse.ac.uk/brexit/2020/02/21/migration-how-scotland-hoped-to-do-things-differently/
https://www.unhcr.org/60b638e37/unhcr-global-trends-2020
http://www.euronews.com/2017/12/08/view-visegrad-nations-protect-the-eu-it-s-time-to-say-thanks-
https://read.oecd-ilibrary.org/social-issues-migration-health/international-migration-outlook-2018_migr_outlook-2018-en#page1