Complex sentence: Moving to Washington, D.C. three years later, Force returned to the printing business as editor of the "National Journal" (1823--1841), and would later donate a stone to the Washington Monument.
Split into simpler sentences: Moving to Washington, D.C. three years later, Force returned to the printing business. Force was editor of the "National Journal" (1823--1841), and would later donate a stone to the Washington Monument.