Horace Binney Sargent graduated from Harvard University and Harvard Law School, establishing a solid educational foundation. He served in the Union Army during the American Civil War, rising to the rank of lieutenant colonel and participating in several key battles. Post-military, Sargent held leadership roles in veterans' organizations, advocating for veterans' rights and benefits. His professional background includes a tenure as the first president of the Soldiers Home in Chelsea, Massachusetts.

Horace Binney Sargent's political identity is marked by an unusual blend of economic populism and military advocacy. As a Greenback Party candidate, he championed an inflationary monetary policy, yet his military career and leadership in veterans' affairs suggest a deep commitment to national service and care for those who have served. This juxtaposition hints at a calculated approach to policy that balances regional economic interests with a broader sense of duty and sacrifice.