In 1875, he founded the Widows and Orphans Friendly Society (now
Prudential Financial) in
Newark, New Jersey, becoming its first secretary and in 1881 its president, serving in the latter position until his death in 1911. His son
Forrest succeeded him as president, serving until 1922. Dryden was one of the founders of the
Fidelity Trust Company and was involved in the establishment and management of various street railways, banks, and other financial enterprises in New Jersey, New York, and Pennsylvania.
Political career He was elected as a
Republican to the U.S. Senate to fill the vacancy caused by the death of
William J. Sewell, serving from January 29, 1902, to March 3, 1907. Dryden was a candidate for reelection but withdrew because of a deadlock in the
state legislature, which at the time elected U.S. Senators. While in the Senate, he was chairman of the Committee on Relations with
Canada (57th Congress) and a member of the Committee on Enrolled Bills (58th and 59th Congresses). ==Personal life==