This was a period after the Stone Age characterized by the manufacture and use of bronze tools and weapons made by heating and combining and tin. etc, look at the image

Bronze Age

Explanation:

The Bronze Age is the second period in the Three-age system, after the Stone Age, and Before the Iron Age. As the name implies, the Bronze Age is a period in European and Near-Est history, in which the use of bronze became more common, representing an important technological advancement in the use of metallurgy for the cultures that achieved so, so much that those cultures that used bronze tended to be more successful and override those that did not know how to melt it and use.

european feudalism was a combination of legal and military customs in medieval europe that flourished between the 9th and 15th centuries. broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.

japanese feudalism. the era of feudalism in japan took place from the 12th through 19th centuries. during that period local rulers, either powerful families or military warlords, dominated the land, while the emperor was merely a figurehead and not a significant political presence.

in about winter like late november to january