{"version":"1.0","provider_name":"Antique Maps Adina Sommer","provider_url":"https:\/\/www.asommer.de\/en","author_name":"asommer","author_url":"https:\/\/www.asommer.de\/en\/author\/asommer\/","title":"Europa-Russland-Nertschinsk- Antique Maps Adina Sommer","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"AFpuVIVTrt\"><a href=\"https:\/\/www.asommer.de\/en\/story\/europa-russland-nertschinsk\/\">Europa-Russland-Nertschinsk-<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.asommer.de\/en\/story\/europa-russland-nertschinsk\/embed\/#?secret=AFpuVIVTrt\" width=\"600\" height=\"338\" title=\"&#8220;Europa-Russland-Nertschinsk-&#8221; &#8212; Antique Maps Adina Sommer\" data-secret=\"AFpuVIVTrt\" 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","description":"Nerchinsk is a city in the Transbaikalia region. In 1653, a Cossack detachment under Pyotr Beketov (c. 1610-1656) built an ostrog named Neljudski on the right bank of the Shilka River, opposite the mouth of the Nertcha River. In 1658 the Yeniseisk voivode Afanassi Pashkov moved the ostrog up the river Nerchha to an island &hellip;"}