Pope Francis died Monday, the day after Easter, at the age of 88. As the leader of the Roman Catholic Church, he left behind a legacy of service, unity, and compassion.

Jorge Mario Bergoglio was born in Buenos Aires, Argentina, and was the son of Italian immigrants. He was named a Cardinal by Pope John Paul II in 2001 and was elected pope on March 13, 2013.

Pope Francis was the first non-European pope in more than a millennium and the first Latin American pontiff. He preached of peace and acceptance — and reflected those values through his actions. He was the first pope to address a joint meeting of Congress in the United States and the first pope to visit the Arabian Peninsula, known as the birthplace of Islam, a historic moment for interfaith dialogue.

Here’s a look at those and other defining moments from Pope Francis’ papacy: