Francis Xavier was a Spanish priest and co-founder of the Society of Jesus, also known as the Jesuits. Born in 1506, he played a crucial role in spreading Christianity in Asia, particularly in India and Japan. His missionary work was marked by a deep commitment to education and cultural understanding, which helped him connect with diverse communities. Throughout his travels, Francis Xavier faced many challenges, including language barriers and cultural differences. Despite these obstacles, he baptized thousands of people and established missions that continue to influence the Catholic Church today. He is remembered as one of the greatest missionaries in history.