In the 1920s Chile had a severe social and economic crisis that led to the loss of prestige for old ruling class, labeled oligarchy in Chilean historiography, and the rise of a more sensibilized populist government led by Arturo Alessandri.

In 1924 Alessandri was outed in a coup, but was called back in 1925 to complete his mandate.

The constitution was approved by plebiscite by 134,421 voters on August 30 of 1925.

[1] Prominent features of the constitution were:

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