Complex sentence: His son, Sven Svensson, would go onto serve in the government at Upland Court and the Pennsylvania Provincial Assembly, while the son of Anders, Andrew Swanson, would become a progenitor of the Du Pont family in modern-day Delaware.
Split into simpler sentences: His son, Sven Svensson would go onto serve in the government at Upland Court and the Pennsylvania Provincial Assembly. The family's last name would be anglicized in many instances becoming Swanson, with the son of Anders, Andrew Swanson, becoming a progenitor of the Du Pont family in modern-day Delaware.