The Byzantine Empire had powerful and well-fortified cities, but the countryside and the outlying islands were ravaged by waves of invaders.
Invaders couldn't penetrate the Byzantine Empire's strong city defenses.
There was a large wall protecting the entirety of the Byzantine Empire.
Some healthcare workers are sitting in the waiting room.
There will be no changing from Nixon's policy.
The elderly woman sat in front of the merry-go-round.
Some people are wearing tags.
Your claims of racial subtext are unfounded. You should stop reading so much into things.
People moving to the suburbs never had to obey any unwritten rules, they could be honest about their reasons.