In both the world wars
Over 100000000 years
sprinting, long-jumping, javelin, discuss and wrestling were in the Pentathlon in the Ancient Olympic games
The flame hasn't gone out since 776BC
4 days
since the first international Olympic games in 1896 :)
Badminton became an Olympic sport in 1992.
About 17 years
27 July - 12 August
17 YEARS
7 days
100m long :)