** Timeline Table: 15th Century Polish Armor**. **Year**. **Event or Development**. :---: --- Early 1400s. Introduction of plate armor in Poland, influenced by Western European designs. 1410 Battle of Grunwald: Polish armor proves effective against the Teutonic Knights. 1420s. Hussar knights emerge in Poland, sporting lighter armor for increased mobility. 1430s-1440s. Development of distinct Polish style, combining elements from Western Europe and the East. 1450s. Introduction of the "Kastenbrust" breastplate, a popular design among Polish knights. 1460s. Polish armor makers begin producing high-quality, export-worthy armor. 1470s. Introduction of Maximilian-style armor in Poland, influenced by Western
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