No, the United States has no claim on Antarctic territory. Claims by South America's countries are invalid, given the terms of the Antarctic Treaty.
the United States
No country has claim to Antarctica
When one works and lives in Antarctica on a temporary basis, one is allowed to claim temporary residence in Antarctica.
France, Australia, Norway, Britain, Argentina and Chile claim territory on Antarctica.
no
Both Antarctica and the Atacama Desert in South America claim to be the driest region on earth. Take your pick. I say it's a tie.
The Drake Passage is between America and Antarctica.
Antarctica is larger.
Antarctica, Australia, Europe, South America, North America, Africa and Asia.
none
North America South America Antarctica
South America is the closest continent or major land mass to Antarctica.