Complex sentence: He resumed as Vice President on August 13, having been replaced in the interim by Vice Admiral Vicente Merino, and continued in office until October 17, when he finally stepped down completely, being replaced by his minister of the Interior, Juan Antonio Iribarren.
Split into simpler sentences: He resumed as Vice President on August 13, having been replaced in the interim by Vice Admiral Vicente Merino. He continued in office until October 17, when he finally stepped down being replaced by his minister of the Interior, Juan Antonio Iribarren.