Polish Catholicism is a significant aspect of Poland's cultural and national identity, with approximately 90% of the population identifying as Roman Catholic. The Church plays a vital role in Polish society, influencing traditions, holidays, and community events. Major religious celebrations include Christmas and Easter, which are observed with unique customs and rituals. The Catholic Church in Poland has a rich history, dating back to the country's conversion in the 10th century. It has been a source of resilience during challenging times, such as during the Communist era, when it provided a platform for opposition and national unity.