The All-Ireland Senior Football Championship is an annual Gaelic football competition in Ireland. It features teams from all four provinces: Leinster, Munster, Connacht, and Ulster. The tournament culminates in a final match, where the winning team is awarded the Sam Maguire Cup. Established in 1887, the championship is organized by the Gaelic Athletic Association (GAA). It is one of the most prestigious events in Irish sports, attracting large crowds and significant media attention. The competition showcases the best talent in Gaelic football and promotes the sport across the country.