there was documentary in the Discovery channel about this.

It evolved even more in the Tang/Song dyansty. In the Ming dynasty, they created world's first rockets. (ALL from Discovery channel)

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• Crossbow to rocket? unfortunately not to gun. thanks -Giantfan- ♂ (0 bytes) () 10/03/2007 postreply 10:59:02

• Cannons were first used in the Song dyansty. There -thrawn- ♂ (299 bytes) () 10/03/2007 postreply 11:48:37

• if Song dynasty became less corrupt, more industrious -thrawn- ♂ (115 bytes) () 10/03/2007 postreply 11:55:15

• The problem with Song dynasty is civilian control of military -endofsuburbia- ♂ (308 bytes) () 10/03/2007 postreply 13:04:56

• well said -thrawn- ♂ (0 bytes) () 10/04/2007 postreply 05:43:11