A lengthy siege of the city of Diao Yu Cheng
- The antagonists were Heseroon Marn and the New Dragons Ring
- The New Dragons Ring laid siege to the city in 953 ST
- Heseroon Marn was killed during the siege at an unknown date.
- The New Dragons Ring lifted the siege in 989 ST and retreated southwards.
- Comment:
Source: Guide to Glorantha