"During his youth he was a cadet in the territorial army and a friend and comrade of General Castro and Governor Arguello. He was an earnest student and early acquired a fund of knowledge that fitted him to take a prominent part in and to a considerable extent shape political affairs of the territory, especially during the critical times just prior to the American occupation."
January 1, 1970
https://en.wikiquote.org/wiki/Mariano_Guadalupe_Vallejo