Participation
Many countries, including Burma, Ceylon, Lebanon, Puerto Rico, Syria and Venezuela, were represented for the first time. On the other hand, there were no athletes from Japan, Germany or the USSR.
Innovation in athletics
Introduction of blocks to facilitate the start for athletes in sprint races (100m to 400m).
Recognition
Diplomas awarded to the first six athletes.
Swimming under cover
The Empire Pool was the first covered Olympic pool in history. Located not far from Wembley, it could house 8,000 spectators. As its length exceeded the regulatory 50m for an Olympic pool, a wooden platform was constructed to shorten it and to house the judges and officials.
Ceremonies
London, Wembley Stadium, 29 July 1948, Opening Ceremony: last torch-bearer John Mark passing the Tribune of Honour, is applauded by members of the Organising Committee.
Official opening of the Games by: His Majesty King George VI
Lighting the Olympic Flame by: John Mark (athletics)
Olympic Oath by: Donald Finlay (athletics)
Official Oath by: The officials' oath at an Olympic Summer Games was first sworn in 1972 in Munich.