You've probably noticed the Moritz Law website redesign. Have you given thought to why the site was redesigned? Think about this: websites for organizations serve a variety of purposes, in particular meeting the needs of the organization's members as well as advertising to the public what the organization does.
U.S. government websites are often like any website for an organization. They store historical information to aid that agency in its work, and they provide public-facing content to let the public (often taxpayers) know just what the agency does.
In honor of Veteran's Day, here's a great example of the unique content you can find on U.S. government's websites:
History of Veterans Day