Annual 'Boat Race' between Oxford and Cambridge on Thames River in London

The transcript describes a traditional varsity race between Oxford and Cambridge, highlighting the excitement of the event with nearly 400,000 spectators. The race, which has a rich history of 108 years, sees Oxford taking the lead and ultimately securing a well-deserved victory. The narrative captures the anticipation and historical significance of the race, particularly at the famous Hammersmith Bridge.

What is the duration of the race mentioned?

What does the phrase 'a sweet victory and jolly well earned' imply about the outcome?