"In consecrating Vatican City to St. Michael the Archangel, we ask him to defend us from the evil one and cast him out," Pope Francis said.
The Vatican's financial oversight agency has joined the Egmont Group, an international network of financial information authorities, who cooperate to fight financial crime.
According to Italian news reports, Blesseds John Paul II and John XXIII came one step closer to becoming saints on Tuesday.
Pope Francis' first encyclical, which he has said is largely the work of retired Pope Benedict XVI, will be published Friday.
Pope Benedict XVI's resignation was "a great example" of what it means to follow one's conscience through prayer, Pope Francis said Sunday.
An Italian monsignor, already suspended from his Vatican accounting job while under investigation for money laundering, was arrested Friday on charges of fraud, corruption and slander.
The new commission, which includes two U.S. members, reflects the pope's desire to ensure the bank's activities are in harmony with the mission of the church.
A 49-year-old Syrian priest and hermit was killed Sunday, apparently when a group of rebels attacked the Franciscan Convent of St. Anthony in Ghassanieh, a village in the north near the Turkish border.
Franciscan Fr. Pierbattista Pizzaballa, the head of the Franciscan Custody of the Holy Land, told Vatican Radio on Monday that Fr. Francois Murad was not a Franciscan, but had taken refuge in the convent when it became clear he was not safe at the Syriac Catholic hermitage he was building nearby.
Lutherans and Catholics have pledged to celebrate together the 500th anniversary of the Protestant Reformation in 2017, with both sides agreeing to set aside centuries of hostility and prejudice.
It is "truly scandalous" that the global level of food production is enough to feed the planet's people, yet millions of people are malnourished and millions more "must be satisfied with the crumbs falling from the table," Pope Francis said.
Addressing the United Nations' Food and Agriculture Organization conference Thursday, Pope Francis said the global financial crisis obviously has made the situation worse, but it cannot continue "to be used as an alibi."
Food is not simply a commodity but is a human necessity and right, he told 400 delegates from about 200 countries.