From 9e84d610ec55fb20d311d3dfedb88ad098d43a83 Mon Sep 17 00:00:00 2001
From: Amy <afrieson@alley.co>
Date: Mon, 15 Apr 2019 06:19:12 -0400
Subject: [PATCH] Fix MDN link and remove <em> description (#30518)

Also copyedit text
---
 .../html/semantic-html-elements/index.md      | 24 +++++++++----------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/guide/english/html/semantic-html-elements/index.md b/guide/english/html/semantic-html-elements/index.md
index f680560159..21b2c58730 100644
--- a/guide/english/html/semantic-html-elements/index.md
+++ b/guide/english/html/semantic-html-elements/index.md
@@ -4,18 +4,20 @@ title: Semantic HTML Elements
 
 ## Semantic HTML Elements
 
-Semantic HTML elements provide meaning to browsers, developers, and users of a site. In contrast to elements like `<div>` or `<span>`, semantic elements like `<header>` and `<footer>` more clearly explain the purpose of each section of a website and make the website structure easier to understand.
+In HTML4, documents were organized by sections (`<div>` elements) with sub-sections (`<h1>`, `<h2>`, `<h3>`, etc.). With HTML5, released in October 2014, new element tags allow documents to be organized based on content.
+
+Semantic HTML elements provide meaning to browsers, developers, and users of a site. In contrast to elements like `<div>` or `<span>`, which convey no information about their contents, semantic elements like `<header>` and `<footer>` more clearly indicate the purpose of each section of a website. Heading tags should still be used along with semantic tags.
 
 ### Why Use Semantic Elements?
 
-Developers use semantic elements to enhance the following:
+Developers use semantic elements to improve the following:
 
 * accessibility: help assistive technologies read and interpret your webpage
 * searchability: help computers make sense of your content
-* internationalization: only 13% of the world are English native speakers
-* interoperability: help other programmers understand the structure of your webpage and separate content from display <sup>1</sup>
+* internationalization: help standardize web document structure for a global web
+* interoperability: help other programmers understand the structure of your webpage <sup>1</sup>
 
-### Useful Semantic Elements
+### Common Semantic Elements
 
 * `<header>` defines a header for the document or a section
 * `<footer>` defines a footer for the document or a section
@@ -26,13 +28,14 @@ Developers use semantic elements to enhance the following:
 * `<aside>` defines content aside from the page content
 * `<address>` defines the contact information for the author/owner of a document or an article
 * `<figure>` defines self-contained content, like illustrations, diagrams, photos, code blocks, etc. <sup>2</sup>
+* `<figcaption>` defines the caption for a figure
 
 ### Lesser-known Semantic Elements
 
 * `<bdi>` defines a section of text that might be formatted in a different direction from other text (for instance, a quote in Hebrew or Arabic in an otherwise-English article)
+* `<blockquote>` defines an extended quotation, usually styled differently from the main text
 * `<details>` defines additional details that people can view or hide (like a tooltip)
 * `<dialog>` defines a dialog box or window
-* `<figcaption>` defines the caption for a `<figure>`
 * `<mark>` defines marked or highlighted text
 * `<menuitem>` defines a command/menu item that the user can select from a popup menu
 * `<meter>` defines a scalar measurement within a known range (a gauge)
@@ -42,15 +45,12 @@ Developers use semantic elements to enhance the following:
 * `<ruby>` defines a ruby annotation (for East Asian typography)
 * `<summary>` defines a visible heading for a `<details>` element
 * `<time>` defines a date/time
-* `<wbr>` defines a possible line-break <sup>2</sup>
+* `<wbr>` defines a word break opportunity, where the browser may add a line-break when necessary <sup>2</sup>
 
 ### Sources
 1. [Lee, Michelle. "An Overview of HTML5 Semantics." *CodePen*. February 16, 2016. Accessed: October 24, 2017](https://codepen.io/mi-lee/post/an-overview-of-html5-semantics)
 2. [Bidaux, Vincent. "HTML5 semantic elements and Webflow: the essential guide." *Webflow*. December 16, 2016. Accessed: October 24, 2017](https://webflow.com/blog/html5-semantic-elements-and-webflow-the-essential-guide)
 
 #### More Information:
-For more information: https://codepen.io/mi-lee/post/an-overview-of-html5-semantics
-
-Refer to the [MDN Web Docs article](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/em).
-
-You might also want to check out this old school [article in Scientific American](https://www-sop.inria.fr/acacia/cours/essi2006/Scientific%20American_%20Feature%20Article_%20The%20Semantic%20Web_%20May%202001.pdf) co-authored by Tim Berners-Lee himself! 
+Refer to the [MDN Web Docs article](https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Using_HTML_sections_and_outlines) about HTML sections and outlines.
+For some history, this 2001 [article in Scientific American](https://www-sop.inria.fr/acacia/cours/essi2006/Scientific%20American_%20Feature%20Article_%20The%20Semantic%20Web_%20May%202001.pdf) about the semantic web was co-authored by Tim Berners-Lee, the inventor of the World Wide Web.