Fairbairn-Sykes Commando DaggerThe Fairbairn Sykes Commando Dagger has become iconic as the most widely recognised fighting knife in the world. The origins of the dagger can be traced to Shanghai in the 1930s where W. E. Fairbairn and US Marine officers, including Sam Yeaton, carried out experiments to develop what they considered the perfect knife for close combat. When Fairbairn and Sykes became instructors for the Commandos, they refined the design which would evolve into the