Complex sentence: In 1948 when the civil unrest known as "El Bogotazo" broke out after the assassination of the popular presidential candidate Jorge Eliecer Gaitán the stability of the country was abruptly interrupted generating a period of civil unrest known as La Violencia which lasted for almost a decade.
Split into simpler sentences: In 1948 when the civil unrest known as "El Bogotazo" broke out, after the assassination of the popular presidential candidate Jorge Eliecer Gaitán, the stability of the country was abruptly interrupted. This generated a period of civil unrest known as La Violencia, which lasted for almost a decade.