{"version":"1.0","provider_name":"Encyclopedia of Greater Philadelphia","provider_url":"https:\/\/philadelphiaencyclopedia.org","title":"Twentieth Century after 1945 - Encyclopedia of Greater Philadelphia","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"VGWoPwmOIV\"><a href=\"https:\/\/philadelphiaencyclopedia.org\/time-periods\/twentieth-century-after-1945\/\">Twentieth Century after 1945<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/philadelphiaencyclopedia.org\/time-periods\/twentieth-century-after-1945\/embed\/#?secret=VGWoPwmOIV\" width=\"600\" height=\"338\" title=\"&#8220;Twentieth Century after 1945&#8221; &#8212; Encyclopedia of Greater Philadelphia\" data-secret=\"VGWoPwmOIV\" 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:\/\/philadelphiaencyclopedia.org\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/philadelphiaencyclopedia.org\/wp-content\/uploads\/2012\/06\/1988-ACT-UP-City-Line-Ave.jpg","thumbnail_width":"3595","thumbnail_height":"2378","description":"In the second half of the twentieth century, an era of social change, manufacturing in the Philadelphia region plummeted as northeastern states lost factories and jobs to the Sunbelt and international competitors. Philadelphia&#8217;s longtime major industry, textiles, also was hit by product changes, for example the change in consumer preferences for nylon hosiery rather than [&hellip;]"}