Shamrock Rovers's 1973 match against Brazil is a significant event in Irish football history. On July 3, 1973, an all-Ireland team, comprising players from Northern Ireland and the Republic of Ireland, took on the Brazilian national team at Lansdowne Road. The match was a result of a plan by Louis Kilcoyne, the owner of Shamrock Rovers at the time, to bring the two Irish teams together. Kilcoyne had promised the Football Association of Ireland's vote to the Brazilian Sports Confederation's president, Joao Havelange, in exchange for Brazil's participation in the match. The Brazilian team was led by Havelange, who was aiming to become FIFA president in 1974. The match was seen as a way to heal the long-standing split in Irish soccer. The all-Ireland team was selected by the captains of the two Irish teams, John Giles and Derek Dougan, along with manager Liam Tuohy. The team included players such as Pat Jennings, David Craig, Alan Hunter, Martin O'Neill, and Dougan from Northern Ireland, and Tommy Carroll, Paddy Mulligan, Giles, Mick Martin, Terry Conroy, and Don Givens from the Republic of Ireland. The match was played in front of a crowd of 34,000 at Lansdowne Road. The Brazilian team won the match 4-3, but the event was seen as a significant step towards healing the divide in Irish soccer. The match was also seen as a way to bring the two Irish teams together and to promote unity in the sport. The event was a significant moment in Irish football history and is still remembered today.