The second smallest state in India has changed its agriculture in a 12 year process from 2003 to 2015 to become completely organic.
NEWS ARTICLES:
The “100% organic state” Sikkim in India wins Gold. Policies from Brazil, Denmark and Ecuador honoured with Silver Awards
http://www.fao.org/agroecology/slideshow/news-article/en/c/1157015/
Willkommen in Sikkim
https://schrotundkorn.de/lebenumwelt/lesen/willkommen-in-sikkim.html?fbclid=IwAR3CYzQ8S8UFylWMhQreOoZkXhUcbYFoOGEtEyU8J86DKzcOkrOsxiIp9uA
VIDEOS:
In Depth: Sikkim: India’s First Organic State
https://www.youtube.com/watch?v=-idI1dkaxzM

aims to be the first fully organic nation worldwide:
Announcement in 2012 to fully convert to organic agriculture by 2020.
NEWS ARTICLES:
Bhutan – from “Gross National Happiness” to a fully organic nation
https://www.globalagriculture.org/flagship-projects/organic-nation-bhutan.html

Bhutan | An Economy for Food Sovereignty and Organic Farming
http://www.arc2020.eu/bhutan-food-sovereignty-and-organic-farming/
100 % Organic Farming in Bhutan – a Realistic Target?
https://www.hu-berlin.de/en/press-portal/nachrichten-en/june-2018/nr_180614_01