Complex sentence: During the First World War, Battley's Baptist beliefs and membership of the Fellowship of Reconciliation bade him to declare his conscientious objection; he was granted exemption from military service conditional upon working as a market gardener.
Split into simpler sentences: During the First World War, Battley's Baptist beliefs and membership of the Fellowship of Reconciliation bade him to declare his conscientious objection. He was granted exemption from military service conditional upon working as a market gardener.