There is no country at the coordinates 80 degrees south latitude and 140 degrees west longitude. It is a point on the continent of Antarctica.
That point is in the sea, about 140 miles south-southeast of the nearest point on the coast of the Big Island of Hawaii, USA.
None. That is a point in the South Pacific
The coordinates 20 degrees South and 140 degrees West lands somewhere between the islands of French Polynesia. The islands of French Polynesia are in the South Pacific Ocean.
Since you did not specify the direction of longitude, the country located at 20 degrees south latitude and 140 degrees east longitude is Australia, while the country located at 20 degrees south latitude and 140 degrees west longitude is France. The location is French Polynesia, which is a French territory.
36 N 140 E is Miyado, Tsukubamirai, Ibaraki Prefecture 300-2426, Japan.
The country located at 140°E longitude and 30°S latitude is New Zealand.
South Pacific Ocean
Japan
That location is in Antarctica. While there are territorial claims to Antarctica, treaties have established that these claims are more-or-less unactionable.
That's a point in northern Libya, about 140 miles south of Benghazi.
That point is in the Pacific Ocean, roughly midway between South America and Australia
Indiana's width is 140 miles (225 kilometers).