{"version":"1.0","provider_name":"Deutschlandmuseum","provider_url":"https:\/\/www.deutschlandmuseum.de\/en\/","author_name":"rici","author_url":"https:\/\/www.deutschlandmuseum.de\/en\/author\/rici\/","title":"The Peace of Merseburg\u00a0 - Deutschlandmuseum","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"Ur7uKQAiMJ\"><a href=\"https:\/\/www.deutschlandmuseum.de\/en\/history\/calendar\/1013-05-25-the-peace-of-merseburg\/\">The Peace of Merseburg\u00a0<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.deutschlandmuseum.de\/en\/history\/calendar\/1013-05-25-the-peace-of-merseburg\/embed\/#?secret=Ur7uKQAiMJ\" width=\"600\" height=\"338\" title=\"&#8220;The Peace of Merseburg\u00a0&#8221; &#8212; Deutschlandmuseum\" data-secret=\"Ur7uKQAiMJ\" 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:\/\/www.deutschlandmuseum.de\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.deutschlandmuseum.de\/wp-content\/uploads\/2025\/05\/25051013_Merseburg_Heinrich_II-768x432.jpg","thumbnail_width":600,"thumbnail_height":338,"description":"Groups of Slavs had been settling the area between the Elbe and Oder rivers since the 7th century. In response, Emperor Otto I worked to delimit political jurisdictions in this vast area, whilst also establishing the Archbishopric of Magdeburg through which to organize the Christianization of the Slavs and incorporate them into the East Frankish Empire and its Church structures. [...]"}