{"version":"1.0","provider_name":"Instytut Polski w Wiedniu","provider_url":"https:\/\/instytutpolski.pl\/wien","author_name":"matyjaszczyko","author_url":"https:\/\/instytutpolski.pl\/wien\/author\/matyjaszczyko\/","title":"30th anniversary of the Visegrad cooperation - Instytut Polski w Wiedniu","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"sf4y94nVTJ\"><a href=\"https:\/\/instytutpolski.pl\/wien\/2021\/02\/15\/30th-anniversary-of-the-visegrad-cooperation\/\">30th anniversary of the Visegrad cooperation<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/instytutpolski.pl\/wien\/2021\/02\/15\/30th-anniversary-of-the-visegrad-cooperation\/embed\/#?secret=sf4y94nVTJ\" width=\"600\" height=\"338\" title=\"&#8222;30th anniversary of the Visegrad cooperation&#8221; &#8212; Instytut Polski w Wiedniu\" data-secret=\"sf4y94nVTJ\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/instytutpolski.pl\/wien\/wp-content\/uploads\/sites\/2\/2021\/02\/30-lat-V4-komunikat_zaslepka.png","thumbnail_width":1900,"thumbnail_height":802,"description":"The Declaration provided political framework for extensive cooperation between Poland, Czechoslovakia, and Hungary, and brought closer the societies of the three, and later four, countries. The original aim of cooperation was the striving for the full recovery of the states\u2019 independence, democracy and liberty, eradication of symptoms of totalitarian regimes, construction of parliamentary democracy, respect [&hellip;]"}