What happened 400 years ago?

Around 1623, significant events included the Thirty Years' War in Europe, which began in 1618 and involved a series of conflicts primarily between Protestant and Catholic states in the Holy Roman Empire. In the Americas, the early 17th century saw the establishment of colonies, such as the Dutch West India Company in 1621, which aimed to exploit trade and resources. Additionally, this period was marked by advancements in science and philosophy, with figures like Galileo Galilei making groundbreaking contributions.