1072
Age: 20y
birth of childAgnes Of Germany 1 Source ⇓ |
| 1072 • Shen Kuo is sent to supervise Chancellor Wang Anshi's program of surveying the building of silt deposits in the Bian Canal outside the capital city of Kaifeng. Using an original technique, Shen successfully dredges the canal and demonstrates the formidable value of the silt gathered as a fertilizer. |
1087
Dec 27
Age: 36y
| 1087 • Mahdia campaign: The navies of Genoa and Pisa take the capital of the Zirids and occupy it for a year. Subsequently both republics obtain trading privileges.Gilbert Meynier (2010) L'Algérie cœur du Maghreb classique. De l'ouverture islamo-arabe au repli (658-1518). Paris: La Découverte; pp.56. |