B) Improve military technology


[hider=Copper Weapons]
As the ability to make tools from the copper developed a new application was found , this application was about creating weapons and a very basic kind of armor , at first it took very long for the blacksmith to even make a sword or a helmet but with every try he improved himself and with this ability he started to send word to the Great Leader , after he saw some demonstrations he was convinced of making use of the copper for war.
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[hider=Summary]
Copper weapons and armor have been developed
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