[citation needed] His primary education was made in Sonsonate, Santa Ana and San Salvador, and worked in the Captain General Gerardo Barrios Military School in the capital.

[citation needed] He assumed the constitutional presidency of El Salvador in 1950 and Osorio's government coincided with a period of calm because the coffee and cotton prices rose considerably.

It was also celebrated with great pomp the anniversary of the coup d'état of December 14 (officially known as the Revolution of 1948).These economic reforms largely helped the middle class and urban residents.

[citation needed] At the same time, however, together with the democratic opening, Osorio created rules that put the country under a suspension of individual rights and collective, known as the Law on Defense of the Constitutional Order.

Based on it, from 1952 until the end of his term, Osorio had developed a policy of selective repression against labor leaders and students, before the rise of the popular movement that emerged from the struggles that led to the overthrow of General Maximiliano Hernández Martínez in 1944.