Berlin firefighters tackle a blaze

The video discusses Berlin's technological advancements, including motorized vehicles aiding firefighting efforts. It highlights the progress in airship travel, with a focus on a royal visit involving the Graf Zeppelin. The narrative shifts to Germany's military expansion, emphasizing the concerns of neighboring countries due to increased weapon production and artillery tests, such as the infamous 'Dicke Bertha'.

What new insight or understanding did you gain from this video?