Answer:
The impact of 9/11 has extended beyond geopolitics into society and culture in general. Immediate responses to 9/11 included greater focus on home life and time spent with family, higher church attendance, and increased expressions of patriotism such as the flying of American flags.
Explanation: Long airport lines, full body scans, the occasional pat-down (for the lucky ones). It's all par for the course when you fly these days. But not so long ago, it wasn't unusual to show up at the airport a half-hour before a domestic flight, keep your shoes tied tight, and skip through the metal detector while sipping a Big Gulp, all without ever having to show an ID.