Possible Clues:

• Wrestler’s hold
• Finally, when telephone call is on hold
• South Africa’s Mandela
• Famously victorious vice-admiral
• Hold in a ring
• Unfortunately Len's no hero
• Emma Hamilton's lover, who died in battle on 21 October 1805
• Trafalgar Square statue
• Channel so nearly consumes renowned seaman
• Mandela of the ANC