Pockets of Georgian architecture survived the war, but much of the city was levelled. There has been extensive redevelopment since World War II. Increasing traffic congestion in the <answer>1920s</answer> led to partial demolition of medieval walls around the Bargate in 1932 and 1938. However a large portion of those walls remain.
In which decade did there start to be a lot of traffic in Southampton?
1920s