Conversation so far:
What was Break with Bismarck?
The impetuous young Kaiser, says John C.
G.
Rohl, rejected Bismarck's "peaceful foreign policy" and instead plotted with senior generals.
Why did he reject?
to work "in favour of a war of aggression." Bismarck told an aide.
Are there any other interesting aspects about this article?
As the debate continued, Wilhelm became more and more interested in social problems, especially the treatment of mine workers.
What kind of social problems?
especially the treatment of mine workers who went on strike in 1889.
He routinely interrupted Bismarck in Council.
Why did they go on strike?
CANNOTANSWER.
What else stood out in this article?
Although Bismarck had sponsored landmark social security legislation, by 1889-90, he had become disillusioned with the attitude of workers.
What did he do next?
In particular, he was opposed to wage increases, improving working conditions, and regulating labour relations.
Moreover, the Kartell, the shifting.

Question: Shifting what?
Self-contained rewrite: What was shifting of Kartell?