<title> tag is required in all HTML documents and it defines the title of the document and display on the top of Web Page.
Title tag are important for usability, SEO, and social sharing. It meant to be an accurate and concise description of a page's content. Your title should be below 60 character because Google search engine displays only first
50–60 characters of a title tag.
titleattribute is used to give tooltip in an element. The information gives some details about the element and will be shown as a tooltip, when the cursor moves over the element.
WHO was founded in 1948.