1.0South Carolina Encyclopediahttps://www.scencyclopedia.org/sceMatthew Simmonshttps://www.scencyclopedia.org/sce/author/sceditor/rich600338<blockquote class="wp-embedded-content" data-secret="E9znuXXfzP"><a href="https://www.scencyclopedia.org/sce/entries/powder-magazine/">Powder Magazine</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.scencyclopedia.org/sce/entries/powder-magazine/embed/#?secret=E9znuXXfzP" width="600" height="338" title="“Powder Magazine” — South Carolina Encyclopedia" data-secret="E9znuXXfzP" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !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); /* ]]> */ </script> (Charleston). In 1703 the colonial assembly authorized the construction of a storehouse for gunpowder as part of the defenses of Charleston. The Powder Magazine was built on the northern edge of the walled city by 1713. Currently located at 21 Cumberland Street, it is considered to be the oldest surviving secular building in the Carolinas. […]