Why arent YOU? But in the same period,Germany,Italy and the United States grew very rapidly in their industrial production. Towards the end of the 19th century, Germany and the United States had already caught up with or even surpassed Britain in the main fields of industry. ❖ But in the same period, Germany, Italy and the United States grew very rapidly in their industrial production. ❖ Towards the end of the 19th century, Germany and the United States had already caught up with or even surpassed Britain in the main fields of industry