The South feared that the if the North had more representatives, they would try to abolish slavery
I don't think it was, because Nationalism means respect for your country
They created craft unions to present as a uniform effort and push for political support.
They opposed immiegration which was the source of labor for factories pushing craftsmen out of work.
They were not successful as factories created cheaper items at a faster rate than the craftsmen could. The country was growing economically under the factory system and owners of those industries gained political power.
The zhou adopted much of the (shang) culture
was not yet ready to give up on Truman's domestic agenda.