Hemp for Victory was a film made by the American government during World War Two to encourage farmers to grow hemp for it’s fibre for rope etc. Wiki Link
Hemp as a fuel does not contribute to global warming unlike petrol which causes acid raid due to sulphur pollution.
80% of all fabrics, textiles, linen, , clothes, bed sheets, drapes etc., were made from hemp until the 1820s
Hemp is one of the oldest industries on earth, dating as far back as 10,000 years to the beginnings of pottery. The oldest remain of human industry is a piece of hemp fabric dating ...
There are more than 25,000 known uses for hemp, Including fabric , nutrition , and building materials.