Rugby football (English rugby football) - a family of contact team sports, originated for the most part in the XIX century. The combination of the two most popular varieties of the game - rugby-15 and rugby league (rugby-13) - in English-speaking countries is designated by the concept of rugby football (English rugby football). The manner of the game is the same for both types, and the differences in the rules relate to such characteristics as the number of field players, playing time, and so on. The international administration of rugby-15 and rugbill is carried out by the International Rugby Council and the International Rugby League, respectively. There are many other varieties of the game, the management of which (with the exception of beach rugby and snow rugby) is also administered by these organizations.