Ancient Chinese lord buried with bells meant to silence ancestral war rituals

Imagine, for a moment, that you lived in ancient China, with a rival state threatening your people’s very existence. In the quest for any advantage, one strategy might involve performing a ceremony to invoke assistance from the ancestors.
However, life and politics are not static; old rivals can transform into close allies. This transformation raises an intriguing question: do ancient war ceremonies simply fade away when they lose relevance? A recent discovery in China indicates that, at least...