Unidos do Porto da Pedra

[2] On 8 March 1978 this carnival block was officially registered, with Harold Moreira named as president.

Three years later, in 1981, the club reached the status of samba school; competing in Group B of the São Gonçalo Carnival.

The club entered Group A, securing its first victory as samba school and ever since have abandoned the competitions and only came into its own neighborhood for many years.

For 1995, due to internal political problems in AESCRJ, LIESGA was created, that only existed for a Carnival but that modified the Groups 1, 2, 3, 4 for Groups A, B, C, D, E. in spite being correlation among such groups, the ascension and lowering ended having been respected and school that year it received an invitation Paulo de Almeida, then leader LIESGA, to adopt entity automatically of Thursday for second division.

In the years in that it was in the special, it was always among the last positions, exceptions done of 2005, when it almost arrived to the champions parade and 2011, where due to the fire in the Cidade do Samba it finished in the 8th, but 2012 in a plot objected on the yogurt, the association dug his/her descent for Série A.