Sport in the Netherlands sports began at the beginning of the 19th century and the beginning of the 20th century. Federations for sports were established (such as the speed skating federation in 1882), rules were unified and sports clubs came into existence. A Dutch National Olympic Committee was established in 1912. Thus far, the nation has won 230 medals at the Summer Olympic Games and another 78 medals at the Winter Olympic Games. An influential figure in Dutch sport was Pim Mulier. In 1879 he founded the first rugby and football club in the Netherlands, he was involved in forming the first tennis club
Tanzania at the Olympics recently. The country has in recent years began to diversify the body of its participating athletes. Tanzania introduced itself to the Olympic swimming community at the 2008 Summer Olympics at Beijing, with its first ever team, which included the nation's first female athlete competing in a sport outside the country's familiar realm of athletics. Tanzania also included female swimming its team sent to the 2012 Summer Olympics in London. Despite the diversification of the nation's Olympic participation, the athlete body of the country's Olympic team nevertheless remains small. Tanzania at the Olympics Tanzania first participated at the Olympic Games in