These ancestral celebrations, with the merger and influence of Spanish culture, give rise to syncretism Hispanic-religious, generating early expressions of what will be the Carnaval of Pasto. In the early 19th century, the colonial authorities banned the holidays to prevent Indian uprisings, by 1834 Indian festivals reappear with churumbeles, mestizos with masquerades and hullabaloo of neighbors mostly, of course all these parties properly framed in the religious calendar, mainly with the festivities of the Virgin of Mercy (24 September) and Immaculate Conception (8 December).