Complex sentence: The 2nd Lord Aston was accused of recusancy, but the charges were quickly dropped; during the Popish Plot, the 3rd Lord Aston was sent to the Tower of London, but in due course was released without charge.
Split into simpler sentences: The 2nd Lord Aston was accused of recusancy, but the charges were quickly dropped. During the Popish Plot, the 3rd Lord Aston was sent to the Tower of London, but in due course was released without charge.