[1] In April 1640, Boteler was elected MP for Bedford in the Short Parliament in a double return and was taken off.
He was zealous and uncompromising in his hostility to his religious and political enemies, and was a severe persecutor of Quakers in Northamptonshire.
Boteler was also aggressive in his persecution of Royalists in his area, unlawfully imprisoning the Earl of Northampton for failing to pay his taxes.
[4] Early in 1658, Boteler replaced William Packer as commander of Cromwell's regiment of horse.
[1] At the Restoration he was declared exempt from pardon, making him liable for legal punishment, but he was not prosecuted.