St. Peter’s Basilica in The Vatican City was consecrated, becoming the world’s largest Christian basilica.
Source
Shawn Mendes claimed his third number 1 single on the Billboard list, making him the first person under the age of 20 to do so.
The UK's repealed anti-gay amendment, Section 28, came to a complete end in the UK.
St. Elizabeth's flood began in the evening when a seawall at the Zuiderzee dike in the Netherlands broke.
NASA's MAVEN space probe was launched from the Cape Canaveral Air Force Station.
An American 26-year-old, John Allen Chau, was killed by natives living on the forbidden Sentinel Island in the Bay of Bengal.