Complex sentence: In 1872 the county seat was moved from Greensboro to LaGrange in 1874 Sumner County was formed and Greensboro again became a county seat, but this only lasted until 1876 when it was moved to Walthall.
Split into simpler sentences: In 1872 the county seat was moved from Greensboro to LaGrange. In 1874 Sumner County was formed and Greensboro again became a county seat, but this only lasted until 1876 when it was moved to Walthall.