When was the first traffic jams started to occur?And before the advent of motorized transportation, was there congestions in the big cities caused by,for example, horse carriages? | AskHistorians Archive Observer

When was the first traffic jams started to occur?And before the advent of motorized transportation, was there congestions in the big cities caused by,for example, horse carriages?

by refikoglumd

Searocksandtrees

hi! you may be interested in this post on traffic in Ancient Rome

There were more than a million people living in Rome in the year 210. How exactly could such a huge city function in a time before cars or subways? How did transportation work? Did Rome have horse-traffic jams?