Final answer:
The Reformation had both positive and negative impacts; it encouraged religious diversity and personal faith but also caused conflict and division.
Step-by-step explanation:
The impact of the Reformation on European countries and around the world can be seen as both positive and negative. The Reformation began in Northern Europe, particularly with Martin Luther's actions in Germany, and quickly spread throughout many parts of Europe. It challenged the power of the Roman Catholic Church and introduced new religious ideas.
Positively, the Reformation led to greater religious diversity, emphasized the importance of personal faith, and encouraged the translation of the Bible into vernacular languages. It also stimulated education as people desired to read the religious texts themselves. On the other hand, the Reformation also had negative effects, including prolonged conflicts like the Thirty Years' War, divisions within societies, and persecution based on religious beliefs.
As every historical event, the Reformation's effects were complex and multifaceted. While it provided individuals with greater religious freedom and weakened the power of the church, it also led to significant conflict and oppression.