
https://www.project-syndicate.org/commentary/china-hong-kong-return-by-chris-patten-2017-06

https://www.kcl.ac.uk/policy-institute/assets/uk-attitudes-to-immigration-1018742pub01-115.pdf

https://theconversation.com/french-tractor-protests-are-the-latest-rebellion-of-eu-farmers-against-unfair-competition-and-red-tape-will-their-strategy-pay-off-222212