The first world record in the men's 1500 metres freestyle in a long course (50 metres) swimming pool was recognised by the International Swimming Federation.
This is the progression of world record improvements of the 1500 metres M70 division of Masters athletics. Key. Incomplete information Pending.
The 1500 - metre run became a standard racing distance in Europe in the late 19th century, perhaps as a metric version of the mile, a popular running distance Men (outdoors) · Women (outdoors) · References · Further reading.