They returned to office after the 1966 elections .
The Colorados were in office from 1865 to 1959 , when they were defeated by the Partido Nacional in the 1958 elections .
Colorados returned to office after the 1966 elections .
The Colorados were in office from 1865 to 1959 , when they were defeated by the Partido Nacional in the 1958 elections .