This hyperlink capability must be entered on your page(s) using the Wiki Markup editor and nto the Rich Text editor. You can alternate between the two types of editors at the top of the edit window while you are editing a page.
The Confluence wiki is configured to open links in the same window you are currently viewing. Sometimes in your pages or documentation it is preferred to open a link in a new window.
To create a hyperlink which opens in a new window, you will need to use the newwindow macro. This is a User Macro created internally to this Confluence instance per the suggestion on CONF-1986.
So, by way of example:
Doing this will output a link that, when clicked upon, opens in a new tab or window (depending on the client-side preferences set by the clicker), a laGoogle News Canada
Tips & Warnings