Complex sentence: From 1789 to 1791, he served in the General Assembly and, from 1791 to 1794, was Governor of Virginia; a new county of Virginia was named after him during his governorship.
Split into simpler sentences: From 1789 to 1791, he served in the General Assembly and, from 1791 to 1794, was Governor of Virginia. A new county of Virginia was named after him during his governorship.