- He went to work at the colliery. He worked with Dai Davies, an old mountain fighter who taught him a great deal about boxing and invited him home to practice in the attic.
- After Jimmy’s family split, he lodged at Dai Davies’s house and later married Dai’s daughter, Lisbeth.
- 1907: He had an accident at work and was laid up for over a year, waiting for his leg to heal.
- He had 864 contests in his unbelievable career, weighing only 7 stones 10 pounds.
- 1914: He won the British Flyweight Championship by beating Joe Symmonds.
- 1915: He lost his title to Tancy Lee in the 17th round. This was the first contest he had lost.
- 1916: He beat Joe Symmonds to regain the title, and in January got his revenge on Tancy Lee in the 11th round.
- Late 1916: By then an army physical training instructor, he beat Young Zulu Kid from the USA in the 11th round to win the World Flyweight Championship.
- 1920: He went on a boxing tour of the USA and beat all his opponents without much difficulty.
- 1921: He was beaten in the 17th round by Pete Herman of the USA.
- 1923: For £15,000, he decided to go to New York and defend his title against Pancho Villa. Jimmy lost in the 7th round.
- 1938: Wrote his autobiography, 'Boxing was my Business'.
‘Dai Davies heard that Jimmy was keen on boxing, and promised to watch him soon, but he also learnt that Jimmy punched well above his weight, like Jimmy’s hero, Freddie Welsh.’ – Gareth Harris, ‘Jimmy Wilde: World Flyweight Champion Boxer – The Tylorstown Legend’ (Coalopolis Publishing 2006), p. 5