sentences:  The first county seat was Salisbury, Indiana, a town which no longer exists and later moved to Centerville, Indiana in 1818, where it remained until a move to Richmond in 1873.In the 1920s, Indiana had the strongest Ku Klux Klan organization in the country under Grand Dragons D. C. Stephenson and Walter F. Bossert, with control over the state legislature and an ally in Governor Ed Jackson.At its height, national membership during the second Klan movement reached 1.5 million, with 300,000 from Indiana.