The London Prize Ring rules was a list of 29 rules drafted by Britain's Jack Broughton in 1743, governing the conduct of prizefighting/boxing for over 100 years. The rules were expanded in detail in 1838 and 1853.

Lancashire wrestling is an historic wrestling style from Lancashire in England. Many consider it the foundation of catch wrestling, professional and amateur wrestling.

Jieishudan (pronounced gee-shoo-dan) (Japanese: "measures to defend oneself") is a system of self defence, based in the United Kingdom. Jieishudan can be classified as a hybrid martial art as it incorporates elements of grappling, ground fighting, boxing, etc.

Defendu is a modern martial art developed by William E. Fairbairn. Defendu is a hand-to-hand combat system based on jujutsu that was developed to train the Shanghai Municipal Police, and was later taught in expanded form to OSS and SOE members during World War II.