Aurora's Dale is the third province of Stage 1 of the Arctic Future, accessible (along with Arctic Horizon) after taking control of Iluliaq to the east. Taking control of Aurora's Dale grants access to Cold Bay to the east.
If previous sectors acquired by negotiation:
These lands are cold and hostile. And beautifully white. Let's work together to make it worth living.
If at least one sector taken by force:
These lands are hostile enough! Why are you attacking my company? As you wish, I will fight back.
We will defend my company's property!