 increased right-wing resentment of the incumbent government caused by a controversial decree implementing land reform, the Casas Viejas incident, and the formation of a right-wing alliance, Spanish Confederation of Autonomous Right-wing Groups (CEDA).Another factor was the recent enfranchisement of women, most of whom voted for centre-right parties.The left Republicans attempted to have Niceto Alcalá Zamora cancel the electoral results but did not succeed.