Foster was a senator from Massachusetts and was a Federalist. He served from 1800 to 1803.
He was previously the representative for Massachusetts’s 4th congressional district as a Federalist from 1795 to 1799; and the representative for Massachusetts’s 2nd congressional district as a Federalist from 1793 to 1795.
The information on this page is originally sourced from a variety of materials, including:
- unitedstates/congress-legislators, a community project gathering congressional information
- United States Congressional Roll Call Voting Records, 1789-1990 by Howard L. Rosenthal and Keith T. Poole.
- Martis’s “The Historical Atlas of Political Parties in the United States Congress”, via Keith Poole’s roll call votes data set, for political party affiliation for Members of Congress from 1789 through about year 2000
- Biographical Directory of the United States Congress for the photo