Complex sentence: Resigning his commission in March 1815, Winchester returned to Tennessee and, in 1819, served on the state commission to regulate the Tennessee-Missouri boundary until his death in Gallatin, Tennessee on July 26,1826.
Split into simpler sentences: Resigning his commission in March 1815, Winchester returned to Tennessee and, in 1819, served on the state commission to regulate the Tennessee-Missouri boundary. He died in Gallatin, Tennessee on July 26,1826.