Question

What reminder of the war outside keeps the residents up at night? ambulances

Answer 1

It's usually bombings that keep residents up at night. Nobody's going to stay up solely because you hear folks laughing or if you hear ambulances. In the midst of war, a bombing is going to scare people the most and will most likely keep them up at night :(

Answer 2

Bombings.. this is a form of post tramatic stress disorder and is fairly common to  keep veterans up at night... hope this helps!!!!