<?xml version="1.0"?>
<oembed><version>1.0</version><provider_name>SimTrade blog</provider_name><provider_url>https://www.simtrade.fr/blog_simtrade</provider_url><author_name>Annie YEUNG</author_name><author_url>https://www.simtrade.fr/blog_simtrade/author/ayeung/</author_url><title>Understanding the Evolution of Tariffs</title><type>rich</type><width>600</width><height>338</height><html>&lt;blockquote class="wp-embedded-content" data-secret="i0HI0YqUJs"&gt;&lt;a href="https://www.simtrade.fr/blog_simtrade/understanding-evolution-tariffs/"&gt;Understanding the Evolution of Tariffs&lt;/a&gt;&lt;/blockquote&gt;&lt;iframe sandbox="allow-scripts" security="restricted" src="https://www.simtrade.fr/blog_simtrade/understanding-evolution-tariffs/embed/#?secret=i0HI0YqUJs" width="600" height="338" title="&#x201C;Understanding the Evolution of Tariffs&#x201D; &#x2014; SimTrade blog" data-secret="i0HI0YqUJs" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"&gt;&lt;/iframe&gt;&lt;script&gt;
/*! This file is auto-generated */
!function(d,l){"use strict";l.querySelector&amp;&amp;d.addEventListener&amp;&amp;"undefined"!=typeof URL&amp;&amp;(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&amp;&amp;!/[^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&lt;o.length;i++)o[i].style.display="none";for(i=0;i&lt;a.length;i++)s=a[i],e.source===s.contentWindow&amp;&amp;(s.removeAttribute("style"),"height"===t.message?(1e3&lt;(r=parseInt(t.value,10))?r=1e3:~~r&lt;200&amp;&amp;(r=200),s.height=r):"link"===t.message&amp;&amp;(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&amp;&amp;n.host===r.host&amp;&amp;l.activeElement===s&amp;&amp;(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&lt;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);
//# sourceURL=https://www.simtrade.fr/blog_simtrade/wp-includes/js/wp-embed.min.js
&lt;/script&gt;
</html><description>In this article, Annie YEUNG discusses the historical development of tariffs and the evolution of tariffs over economic landscapes overtime. Brief explanation of history of global tariffs In the 19th century, tariffs were the main source of government revenue in aim for protectionism. Tariffs were widely used to protect domestic industries that were in their ... Read more</description><thumbnail_url>https://www.simtrade.fr/blog_simtrade/wp-content/uploads/2025/07/img_SimTrade_Photo1_Annie_Yeung.png</thumbnail_url></oembed>
