Khan, Fury, Lewis, Joshua, Haye: Who is Britain's greatest ever boxer?

As Amir Khan announces his retirement after a stellar 17-year career, boxing fans everywhere are reminded of the rapidly changing times, as fighters come and go leaving only their legacy behind them.

Offering a combination of skill, fearlessness and character, British boxers are constantly dominating headlines and fight cards to this day, and it has been that way since long before the turn of the century.

But how do the current greats, and even those newly departed, compare with the pugilists of yesterday?

Here’s a look at the top 10 pound for pound fighters of the past 30 years, as decided by SunSport.

11: Amir Khan, 34-6

Having won an Olympic silver medal by the age of 17, and named a world champion by 22, a defeat to Kell Brook would not have been the way Amir Khan was expected to finish his career all those years ago, when he was among the biggest names in boxing. With the announcement of his retirement, it is a great shame that Khan will never get the opportunity to break into the top 10, and we are left wondering if perhaps he could have moved up this list had his proposed fights with Manny Pacquiao and Floyd Mayweather come to fruition.

It’s time to hang up my gloves. I feel blessed to have had such an amazing career that has spanned over 27 years. I want to say a heartfelt thanks and to the incredible teams I have worked with and to my family, friends and fans for the love and support they have shown me. pic.twitter.com/VTk0oxVjp2

10: Anthony Joshua, 24-2

Anthony Joshua just managed to clinch a place in the top 10 and is one of only two current fighters to make the list. AJ had a quick rise to fame in boxing, winning Olympic gold in 2012, still fresh to the sport. After a couple of notable defeats, most recently