I’m pretty sure the answer is C. Neither Britain nor America gained or lost any land as a result of the War of 1812.
Let me know if I was able to help!
The answer to this question is basically a famous quote from Hobbes.
He said, “the natural state mans’s life is solitary,poor,nasty,brutish and short. Hope this helps!!!
Germany and Soviet Union
(They did not declare war on the Soviet Union though)