To spread
Canada holds the title for the world's longest continual coastline, stretching over 202,080 kilometers along its borders.
There's an obvious break between the small rocky worlds and the gas giants. All the inner worlds are within 1.52 AU of the Sun; the outer worlds are at 5.2, 9.5, 19 and 30 AU.
Country wise, the United States is the world's largest unified market. Regional wise, the EU is the world's largest.
Radioactive decay is the internal heat source that still generates heat within the terrestrial worlds today. This process occurs in the inner layers of these planets, producing heat that contributes to geologic activity such as volcanism and tectonic movements.
It is not "in" any country; it is much larger than any country, and it borders several countries.
Iran
kynika, Asia
Iran jumps to mind?
My dick. (eww) NO it the Soviet Union
The Vatican City (yes it is a nation!)
Egypt
Rome.
Singapore
San Marino
Russia
industrialized