tinfoils maybe Usha thinks “they’ll” kill her in Greenland to start a war between the US and Greenland so she’s taking her husband as insurance that won’t happen.

Untinfoils most likely she knows they’re hated and doesn’t want to face the unwantedness/hostility/embarassment of going where she’s unwanted.

Yeah, I don’t see the humor. Maybe doesn’t translate well.

Hella nova, choom