Ok, I was thinking about this the other day. Chekov also mentions Leningrad in TOS. Canonically, both of these things either mean that the USSR never fell in the Star Trek timeline, or that Saint Petersburg was renamed Leningrad at some point, whether because the USSR was resurrected at some point, or just because the United Nations of Earth was based and Leninpilled.
Ok, I was thinking about this the other day. Chekov also mentions Leningrad in TOS. Canonically, both of these things either mean that the USSR never fell in the Star Trek timeline, or that Saint Petersburg was renamed Leningrad at some point, whether because the USSR was resurrected at some point, or just because the United Nations of Earth was based and Leninpilled.
:same-picture: