On March 3 , 1789 , he became a member of the First United States Congress as a Representative from New Hampshire until March 3 , 1791 .
From 1783 to 1785 , Foster was a delegate for New Hampshire to the Continental Congress .
On March 3 , 1789 , Foster became a member of the First United States Congress as a Representative from New Hampshire until March 3 , 1791 .
From 1783 to 1785 , Foster was a delegate for New Hampshire to the Continental Congress .