In 1861, Frelinghuysen was a delegate to the Peace Congress. Appointed Attorney General of New Jersey by Governor Charles S. Olden that year, he served in the post until 1867. He was encouraged by some to run for governor in 1862, though declined.<ref>August 4, 1862. [https://www.nytimes.com/1862/08/04/archives/personal.html Personal.] ''The New York Times''. Retrieved November 8, 2021.</ref> | In 1861, Frelinghuysen was a delegate to the Peace Congress. Appointed Attorney General of New Jersey by Governor Charles S. Olden that year, he served in the post until 1867. He was encouraged by some to run for governor in 1862, though declined.<ref>August 4, 1862. [https://www.nytimes.com/1862/08/04/archives/personal.html Personal.] ''The New York Times''. Retrieved November 8, 2021.</ref> |