The message is titled Nonviolence: a Style of Politics for Peace.
If I'm to believe Google in English (and perhaps I shouldn't) pretty much the only people paying attention are sympathetic Catholic news outfits. A writer at America (the Jesuit magazine) essentially reassures -- nothing new to see here. The National Catholic Reporter provides a competent summary without suggesting that any ground has been broken. Catholics who have long worked for alternatives to violence, such as the former Jesuit Fr. John Dear think they see a long overdue call for Christian witness to emulate Jesus' example of nonviolent resistance to empire and war. They may be over-spinning ... or perhaps not.
I'm not inside this culture of decoding pontifical pronouncements, so I'm just going to pass along part of the Pope's message that I find a perceptive description of the world's messy condition.
As the barbarism of the 20th century fades from living memory, are we humans doomed to repeat its horrors? There are numerous countervailing forces (Pope Francis is one among them as is global business' preference for stability). But given our greedy and fractious human nature, it's probably a near thing ...