1894 - Attending the Guadalupe High School in Lima, Benavides entered the Military School and the “Dos de Mayo” Artillery Brigade.
1901 - He was promoted to Captain.
1906 - At age 30, he graduated with top grades as Sergeant Major at the Military Academy in Lima, directed by the French Military Mission.
1910 - In December, Benavides was designated commanding officer of Infantry Battalion N° 9, garrisoned in Chiclayo, on the Northern Pacific Coast of Peru.
1911 - In February, the Peruvian Government ordered Benavides to lead Battalion Nº 9 to the Northeastern border with Colombia in Peruvian Amazonia.
1914-1915 - He served as President of Peru.
1933 - He took power after the assassination of Luis Miguel Sánchez Cerro, elected by Congress to complete Sánchez Cerro's five-year term.
- He soon modified the Peruvian constitution and introduced a new constitution.