West London derby been in the Football League for a longer period of time than Brentford and had stronger rivalries with the likes of West Ham United and Tottenham Hotspur, whereas Brentford's main rivals are Fulham and QPR. Also Brentford developed a bigger sporting rivalry with Arsenal at the time as both clubs vied for the title of London's number one club. The only bad feeling between the clubs was soon after Chelsea's foundation and admission into the Football League in 1905, the other West London clubs, including Brentford, lost many supporters and potential supporters to the only professional Football League club in
Supporters' groups endorse the I.S.C. "Charter and Supporters' Bill of Rights" may apply for membership. The I.S.C. has taken a lead role in the administration of the Supporters' Shield. Supporters' groups Supporters' groups or supporters' clubs are independent fan clubs or campaign groups in sport, mostly association football. Supporters' groups in continental Europe are generally known as ultras which derives from the Latin word ultrā, meaning "beyond" in English, with the implication that their enthusiasm is 'beyond' the normal. In English-speaking nations, these groups are generally known as "supporters' groups". Most groups in the United States, Canada, United Kingdom, and Australia call