I believe it was a negative force because It led to slave trade which then led to social discrimination around the world. It also damaged the cultures and created disunity among the natives. Last but not least, imperialism stripped countries off their natural resources and left nothing for the natives.
Chinese influence on Japanese culture refers to the impact of continental Asian influences transmitted through or originating in China on Japanese institutions, culture, language and society. Japanese culture has made its reputation through anime, manga, and music such as JPOP, but other elements of its culture such as Daoism/Taoism, Buddhism, Astronomy and Language, have been influenced by China.
I would write
My dear neighbors,
the Assyrians have been plotting to conquer our city. They are brutal people, and we must surrender without a fight. We must protect ourselves, and surrendering will cause them have mercy on us.