He came to Minnesota in 1855 and settled in Winona.
"He completed his education, which included his law studies, chiefly in New York and was admitted before the Rochester, New York bar in 1848." (A History of the Office of Attorney General, State of Minnesota, 1997)
"In Winona, Berry joined the two other Winona lawyers practicing law before Territorial Judge William Welch. He is listed asthe attorney orf record on the first judgment docketed in Winona county in 1855. While living in Winona, Berry was prominent in Masonic circles and a leading member of the Episcopal Church. He was active politically as a Democrat, an abolitionist, and an advocate of anti-slavery doctrines. His activism extended to his participation in local government as a drafter of the Winona city charter and as a founder of the first state normal school west of the Mississippi." (A History of the Office of Attorney General, State of Minnesota, 1997)