ideologies of the spanish secod republic At the beginning of the 20th century, Spaniards were deeply divided socially, economically and politically. The political beliefs that co-existed during the Second Republic, which were eventually one of the causes of the Spanish Civil War.Second spanish republic1931: April14: The Second Republic is proclaimed and Alfonso XIII goes into exile. December: The Republican CONSTITUTION is approved.1933. Right-wing parties win general elections.February 1936. TheFRENTE POPULARwon the elections.military cup d’etat When: July 18th (began the 17th) 1936 The previous day in Melilla, and then across the whole Peninsula Who:Right-wing Army people.The state was divided into two sides and as a result, the Civil War began.