Life saving was on the
Summer Olympic Games programme in
1900
As of March 1 ( O.S. February 17), when the Julian calendar acknowledged a leap day and the Gregorian calendar did not, the Julian calendar fell one day further behind, bringing the difference to 13 days until February 28 ( O.S. February 15), 2 ...
.
These events have generally not been classified as official,
although the IOC has never decided which events were "Olympic" and which were not.
References
{{Sports at the Olympics
Olympics
Discontinued sports at the Summer Olympics
1900 Summer Olympics events