Re: I'm a US citizen
"Later on the plane realised I was listening to the audiobook of "In the high castle" so my phone's lock screen was the cover image = a Swastika on top of an American flag"
Reminds me of flying into apartheid South Africa. It was only when customs asked if I had any books or magazines that I remembered the book in my pocket was "To Kill a Mocking Bird". Fortunately he was more concerned with confiscating things like Mayfair or Playboy - which the locals used to leave behind on their seats.