@using System.Xml.XPath;
@using System.Xml;

@{
    //Fetch RSS XML
    XmlTextReader rssFeed= new XmlTextReader("https://groups.google.com/group/umbraco-dev/feed/rss_v2_0_topics.xml");
    
    //Create new XML document
    XmlDocument doc = new XmlDocument();
    
    //Load in our remote XML into our XML document
    doc.Load(rssFeed);
    
    //Select our nodes we want with some xPath
    XmlNodeList rssItems = doc.SelectNodes("//item");
  
}
<div id="forum">
<table class="forumList" cellspacing="0">
  <tbody>
    @{
        //For each item node we can then ouput what we want
        foreach (XmlNode node in rssItems)
        {
    <tr>
      <th class="title">
        <a href="@node["link"].InnerText">@node["title"].InnerText</a>
        <small>Started by @node["author"].InnerText on @String.Format("{0:dddd, MMMM d, yyyy}",DateTime.Parse(node["pubDate"].InnerText.Remove(node["pubDate"].InnerText.IndexOf(" UT"))))</small>   
      </th>
    </tr>
    }
      }
 </tbody>
</table>
</div>