CLEAN : Former F1 driver Nigel Mansell drives sheep into London

The video transcript covers a conversation about participating in a historical event of driving sheep across London Bridge, a tradition dating back over 800 years. The speaker shares personal feelings of nervousness and excitement, highlighting the involvement of their family, including a grandson. The event is tied to the historical privilege of the Freedom of London, allowing certain rights and exemptions.

What does the speaker imply about the historical context of bringing wares into London?

What role does the speaker's family play in the event mentioned?