western samoa Definition

islands in the southwest central Pacific Ocean north of the Tonga Islands that are divided at longitude 171° west into American, or Eastern, Samoa and independent Samoa area 1209 square miles (3143 square kilometers)

islands of the southwest central Pacific Ocean west of American Samoa that were formerly administered by New Zealand and have been an independent member of the Commonwealth of Nations since 1962 capital Apia (on Upolu Island) area 1093 square miles (2831 square kilometers), population 201,300