It's been pretty normal in European history for a fifth to a third of women to go unmarried. They didn't date; dating is a modern invention.
Having a lot of single people is not some historically novel development that obviously implies upheaval.
Having a lot of single people is not some historically novel development that obviously implies upheaval.
Maybe when/if Japan is half of it's current population (http://japandailypress.com/people-prediction-tokyo-populatio...) [Tokyo's in 2100], then we'll see that number start to grow again.