I think the connection lies on pride, both the angels and man showed disobedience and pride to not follow God on his rules and laws. They displayed pride in their actions that were unacceptable to God.
I hope this answered your question.
His official title would have been the Chancellor of the German Reich, but what he was mostly known as, probably what you’re looking for, would be the German Führer. Führer translates to Leader or Guide.
Well some rivers in Europe are used to transport goods. Sometime people even travel on them. River also can provide power.