{"version":"1.0","provider_name":"infed.org","provider_url":"https:\/\/infed.org\/dir\/welcome","title":"The development of folk high schools - infed.org","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"QcOliEazgc\"><a href=\"https:\/\/infed.org\/dir\/welcome\/the-development-of-folk-high-schools\/\">The development of folk high schools<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/infed.org\/dir\/welcome\/the-development-of-folk-high-schools\/embed\/#?secret=QcOliEazgc\" width=\"600\" height=\"338\" title=\"&#8220;The development of folk high schools&#8221; &#8212; infed.org\" data-secret=\"QcOliEazgc\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/infed.org\/dir\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/infed.org\/dir\/wp-content\/uploads\/2025\/08\/ljungskile_folk_high_school_greverod_pd_gnu.jpg","thumbnail_width":1200,"thumbnail_height":741,"description":"A survey of their development and listing of key texts. Contents: introduction \u2022 the development of folk high schools in Denmark \u2022 folk high schools beyond Denmark \u2022 further reading and references \u2022 acknowledgements \u2022 how to cite this piece The first Folk High School first opened in 1844 (the year the YMCA was founded). ... Read more"}