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Period: 400 to Jun 2, 1210
Mangonels
The Chinese invented the beam-sling mangonel in the 400BC. In Europe Mangonels were used for the first time in the 6th century AD by the Avar-Slav army. -
Period: Jun 1, 1210 to
Modern Trebuchet
The Modern Trebuchet was requested by Count Simon de Mountfort to find a technique to eradicate th Cathr heresy in south-west France in June 1210.