---
title: "Topic: bubonic plague"
description: "Generated static Jiang Lens topic dossier for bubonic plague."
topic_slug: "bubonic-plague"
generated: "true"
---

# Topic: bubonic plague

Generated static topic dossier for agents. Use this topic page as a routing and synthesis surface, not as primary evidence for Jiang-spoken claims. Final answers should cite the source reading, transcript segment, source ref, and video timestamp linked below.

Human topic page: [/topics/bubonic-plague/](https://jianglens.com/topics/bubonic-plague/)
Text mirror: [/topics/bubonic-plague.txt](https://jianglens.com/topics/bubonic-plague.txt)
Markdown mirror: [/topics/bubonic-plague.md](https://jianglens.com/topics/bubonic-plague.md)

Citation rule: do not cite this .txt/.md mirror in final answers. Do not cite the topic page as primary evidence for what Jiang said. Cite human-readable source readings for generated summaries and lens context; cite transcript and video timestamp links below for Jiang-spoken quotations.
Aliases: `bubonic-plagues`, `plague`, `plagues`

## What This Topic Covers

This generated topic groups Jiang Lens evidence about **bubonic plague** across transcript matches, source readings, semantic tags, and source refs.

Current focus: The rat-spread plague Jiang identifies through DNA evidence and treats as the main disease force weakening Europe.

Most connected source reading: **How the Yamnaya Made War, Money, and the West**.

Nearby topic cluster: Rats, DNA, Disease.

## Extracted Topic Notes

- The rat-spread plague Jiang identifies through DNA evidence and treats as the main disease force weakening Europe. Source refs: `video:predictive-history-j4htfjwl5d8@transcript:v1#seg-0028`
- evidence: Jiang identifies the plague as bubonic plague spread by rats, known through DNA evidence, and says it had long been present across the connected world. Source refs: `video:predictive-history-j4htfjwl5d8@transcript:v1#seg-0028`

## Quoted Transcript Hits

1. **How the Yamnaya Made War, Money, and the West** / Civilization #5:  The Yamnaya Conquest of Europe -- 2024-09-12, day precision
   Timestamp: [34:55](https://www.youtube.com/watch?v=J4HTFJWl5D8&t=2095s) | Transcript: [seg-0028](https://jianglens.com/episodes/predictive-history-j4htfjwl5d8/transcript/#seg-0028)
   Source ref: `video:predictive-history-j4htfjwl5d8@transcript:v1#seg-0028`
   Quote: "Okay, let's talk about the plague, okay? The plague, yes. It killed most Europeans, yes. Because Europeans were living on farms, right? So they..."
   Human reading: [/episodes/predictive-history-j4htfjwl5d8/](https://jianglens.com/episodes/predictive-history-j4htfjwl5d8/) | Text mirror: [/episodes/predictive-history-j4htfjwl5d8.txt](https://jianglens.com/episodes/predictive-history-j4htfjwl5d8.txt) | JSON: [/data/lens/episodes/predictive-history-j4htfjwl5d8.json](https://jianglens.com/data/lens/episodes/predictive-history-j4htfjwl5d8.json)

2. **The Empire That Swallowed Its Geniuses** / Civilization #33:  The Rise and Fall of the Byzantine Empire -- 2025-02-25, day precision
   Timestamp: [14:49](https://www.youtube.com/watch?v=abs6z7VPEMc&t=889s) | Transcript: [seg-0013](https://jianglens.com/episodes/predictive-history-abs6z7vpemc/transcript/#seg-0013)
   Source ref: `video:predictive-history-abs6z7vpemc@transcript:v1#seg-0013`
   Quote: "...were rats on these ships, and these rats spread basically the bubonic plague. Now historians believe that it actually came from the steppes, the..."
   Human reading: [/episodes/predictive-history-abs6z7vpemc/](https://jianglens.com/episodes/predictive-history-abs6z7vpemc/) | Text mirror: [/episodes/predictive-history-abs6z7vpemc.txt](https://jianglens.com/episodes/predictive-history-abs6z7vpemc.txt) | JSON: [/data/lens/episodes/predictive-history-abs6z7vpemc.json](https://jianglens.com/data/lens/episodes/predictive-history-abs6z7vpemc.json)

## Source Readings

- [How the Yamnaya Made War, Money, and the West](https://jianglens.com/episodes/predictive-history-j4htfjwl5d8/) (glossary, claims) -- 2024-09-12, day precision
  Source: [Civilization #5:  The Yamnaya Conquest of Europe](https://www.youtube.com/watch?v=J4HTFJWl5D8)
  Transcript page: [/episodes/predictive-history-j4htfjwl5d8/transcript/](https://jianglens.com/episodes/predictive-history-j4htfjwl5d8/transcript/) | Transcript text: [/episodes/predictive-history-j4htfjwl5d8/transcript.txt](https://jianglens.com/episodes/predictive-history-j4htfjwl5d8/transcript.txt) | JSON: [/data/lens/episodes/predictive-history-j4htfjwl5d8.json](https://jianglens.com/data/lens/episodes/predictive-history-j4htfjwl5d8.json)
  Summary: Old Europe begins as a Mother Goddess world of agriculture, unity, women, peace, and art.

## Related Topics

- [Rats](https://jianglens.com/topics/rats/)
- [DNA](https://jianglens.com/topics/dna/)
- [Disease](https://jianglens.com/topics/disease/)

## Retrieval Notes

This file is generated from Jiang Lens episode JSON, semantic tags, glossary terms, source refs, and transcript segment matches. It is not a manually authored canon page.

For broader or missing-topic search, use the letter shards under /topics/index/ before falling back to the bulk transcript-search files.