On September 26, Pope Francis began a four-day visit to the heart of Europe. In Luxembourg, the country with the highest GDP per capita on the continent, his first speech focused on the responsibility of the wealthiest nations,

Pope Francis on Thursday called on leaders in Luxembourg - a small nation with a thriving economy and the highest density of millionaires per capita in the world - to devote resources to help improve conditions in developing countries.

Pope Francis is greeted warmly as he arrives in Luxembourg to begin a rare trip to Europe:::: Luxembourg:: The pontiff prefers going to countries never visited by a pope or where Catholics are a small minorityThe Thursday-Sunday Luxembourg and Belgium tour comes less than two weeks after Francis returned from a demanding 12-day,