47.6 seconds
47.2
46.8
46.4
46.0
Karsten Warholm
smashes his own WR
by 0.76 seconds
2021
Norway
2021
US
Warholm’s
46.70 in July
broke a record
that had stood
for 29 years
1992
1983
1980
Edwin Moses
set the world record four
times from 1976 to 1983
1977
1976
Uganda
1972
47.8 seconds
47.6
47.4
47.2
47.0
46.8
46.6
46.4
46.2
46.0
45.8
Norway
2021
Karsten Warholm set a time of 46.70
in July breaking the world record that
had stood for 29 years
2021
Karsten Warholm
smashes his own WR
by 0.76 seconds
US
1992
1983
Edwin Moses
set the world record
four times from 1976
to 1983
1980
1977
John Akii-Bua
set a world record of 47.82
at the Munich Games
1976
Uganda
1972