I don't know if this question belongs here, but which country has the best claim on Antartica? And if so, why?

by Chem_chem
Searocksandtrees

This post has been removed, since it asks about current events and politics which is out of scope in this subreddit. Maybe x-post this question to /r/Politics? Questions about the history of claims and treaties (up to 1994) are welcome here.