The Persian Empire was conquered by the Greeks led by Alexander the Great. Starting in the year 334 BC, Alexander the Great conquered the Persian Empire from Egypt all the way to the borders of India.
In information technology, a Uniform Resource Identifier (URI) is a string of characters used to identify a resource. Such identification enables interaction with representations of the resource over a network, typically the World Wide Web, using specific protocols.
Video: What is a URL? - Definition & Examples. In this lesson, you'll learn about the uniform resource locator (URL) and how it can be used to identify the difference between a secured and an unsecured website. You'll also find out how to construct and deconstruct a URL.