Peru, Bolivia and Argentina all share borders with Chile.
Nothing borders Russia on all sides. There are seas, Oceans and eleven other countries that border it.
There is sea on the east side of Argentina. Uruguay borders to the north east.
No Chile borders the Pacific Ocean.
The Pacific Oceans borders Chile.
The Pacific Ocean borders Chile
Pacific
Bolivia
Bolivia
Peru, Bolivia, and Argentina all share borders with Chile.
Yes, Chile is on Argentina's western border.
Pacific Ocean