The area USSR wanted to take had parts of Finnish main defensive line at the very important Karelian Isthmus and areas they wanted to give were total wilderness. So it’s not that surprising it wasn’t agreed to, even if the total area was larger.
It did feel like the sort of deal Czechoslovakians were forced into. And we know what happened there. Same for Baltics.
The area USSR wanted to take had parts of Finnish main defensive line at the very important Karelian Isthmus and areas they wanted to give were total wilderness. So it’s not that surprising it wasn’t agreed to, even if the total area was larger.
It did feel like the sort of deal Czechoslovakians were forced into. And we know what happened there. Same for Baltics.