How did the real Ivar the Boneless die?

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Tags

1. #horrible
2. #death
3. #possibility
4. #unidentified
5. #norse
6. #cause
7. #other
8. #raises
9. #source
10. #effects
11. #disease
12. #sudden
13. #mentioned
14. #sobriquet
15. #struck
16. #crippling
17. #provenance