Students protest in Rome and other Italian cities as politicians threaten to cut funding for education and research.
Student protesters cause major disruption in Rome and other Italian cities as ministers debate cuts to education funding and time limits on research.
- Hundreds of thousands protest in D.C., with thousands of protesters turning out in Los Angeles, Chicago, Philadelphia, and other cities throughout the United States and the world in cities such as Rome, Italy internationally, in support of women's rights.
- An explosion outside a prominent post office in Rome causes damage to a car; however, no injuries or deaths have been reported. A preliminary investigation indicated it was most likely "a demonstrative act, showing that it could be done".
- At the Indigenous Peoples Forum in Rome, Italy, Pope Francis says that developmental needs have to be reconciled with the protection of the particular characteristics of indigenous peoples and their territories. This is taken by some as a reference to the Standing Rock Sioux and other groups opposing the Dakota Access Pipeline.
- Voters in the Italian capital of Rome go to the polls for a runoff election to select a new Mayor of Rome with exit polls showing Virginia Raggi of the Five Star Movement will become the first female Mayor.
- Cardinal George Pell, the third most senior person in the Roman Catholic Church, gives evidence to the Royal Commission in Rome dealing with his time as a priest in the Australian cities of Ballarat and Melbourne.