Complex sentence: He was Lord President of the Council in the government of the Duke of Wellington from 1828 to 1830, and favoured the removal of the disabilities of Roman Catholics, but was a sturdy opponent of the Reform Bill of 1832.
Split into simpler sentences: He was Lord President of the Council in the government of the Duke of Wellington from 1828 to 1830, and favoured the removal of the disabilities of Roman Catholics. But he was a sturdy opponent of the Reform Bill of 1832.