July 18th (1870) was a Monday. It's the 199th day of the year (200th in leap years) in the Gregorian calendar. There are 166 days left to the end of the year.
Historical Events for 18th July, 1870
» The First Vatican Council decrees the dogma of papal infallibility.
July 18th Holidays in History
» Christian Calendar of saints named Feast Day:
» Arnulf of Metz
» Camillus de Lellis (optional memorial, United States only)