Summer Olympic Games Australia (1956, 2000) and Brazil (2016). Africa has yet to host a Summer Olympics. Stockholm, Sweden, has hosted events at two Summer Olympic Games, having been sole host of the 1912 Games, and hosting the equestrian events at the 1956 Summer Olympics (which they are credited as jointly hosting with Melbourne, Australia). Amsterdam, Netherlands, has also hosted events at two Summer Olympic Games, having been sole host of the 1928 Games and previously hosting two of the sailing races at the 1920 Summer Olympics. At the 2008 Summer Olympics, Hong Kong provided the venues for the equestrian events, which took
Swimming at the 1928 Summer Olympics – Women's 400 metre freestyle Swimming at the 1928 Summer Olympics – Women's 400 metre freestyle The women's 400 metre freestyle was a swimming event held as part of the swimming at the 1928 Summer Olympics programme. It was the second appearance of the event, which was established in 1924 after 1920 a 300-metre event was held. The competition was held from Saturday to Monday, 4 to 6 August 1928. Twenty swimmers from nine nations competed. These were the standing world and Olympic records (in minutes) prior to the 1928 Summer Olympics. In the first heat Martha Norelius set a new world record with 5:45.4