Henry Hubbard graduated from Dartmouth College and was admitted to the New Hampshire bar, establishing a foundation in legal practice. He held various roles within the New Hampshire government, including serving as a Town Moderator and a member of the New Hampshire House of Representatives. Hubbard transitioned from the Federalist party to the Jackson Democrats, reflecting a shift in political alignment and ideology. He gained experience in the public sector, including serving as a state senator and as a member of the United States House of Representatives, where he chaired the Committee on Revolutionary Pensions. Hubbard's career also included leadership roles in the militia and as a judge, showcasing a diverse skill set in governance and public service.

Henry Hubbard's political journey from Federalist to Jackson Democrat reveals a penchant for ideological agility, particularly in his economic policies. He favored lowering protective tariffs, a stance that diverges from the more protectionist tendencies of his Jacksonian peers. His call for state legislation to limit corporate profits earned at public expense suggests a nuanced understanding of economic justice. Hubbard's denunciation of capital punishment and advocacy for property tax reductions for women indicate progressive social views that contrast with his more conservative economic policies. This blend of positions presents a politician who navigates complex ideological landscapes with unexpected policy combinations.