However, many of those individuals lost their heirs during World War I, so they used that money that would now be un-inherited to create an independent, international intelligence agency that wouldn’t have to deal with the politics and bureaucracy that plagues government-run spy agencies.
And thus, Kingsman was born!
In Kingsman: The Secret Service, Harry Hart informed Eggsy that Kingsman was originally a group of tailors that have clothed the world’s most powerful individuals since 1849, hence the reason why its agents look so dapper.