After preaching four years in New York and New Hampshire, he became, in April 1773, pastor of the Second church at Franklin (until 1778 a part of Wrentham, Massachusetts), of which he remained in charge until May 1827, when failing health compelled his relinquishment of active ministerial cares.
The presbytery chooses its moderator periodically from The among its ministerial members.
But Fox's character was incompatible with ministerial service under King George III.
In 1855 he turned Roman Catholic and entered the Austrian service as court and ministerial councillor in the department of foreign affairs.
Early in the 19th century the venue of the dinner, which had now become a ministerial function, was transferred to Greenwich, and though at first not always held here, was later celebrated regularly at the "Ship," an hotel of ancient foundation, closed in 1908.