History19th centuryUnited Stateshigh confidence

Samuel Clemens married Olivia Langdon in Elmira, New York, in 1870.

Notes on verification

Well-documented biographical fact corroborated by multiple independent, authoritative sources including the Mark Twain House & Museum and the Mark Twain Project archives. [tier=silver indep_score=0.833 clusters=3 claim_tier=everyday | framework convergence=partial (upstreams: Mark Twain Project (Bancroft Library, UC Berkeley), Mark Twain House & Museum) — publishers independent, evidence may not be | kind=empirical eligibility=high]

Sources