Complex sentence: He visited Brussels in the hope of gaining support from the Papal nuncio for a scheme for increased tolerance for English Catholics, but nothing came of it, and in 1674 he visited Paris without an official pass, which was later held against him.
Split into simpler sentences: He visited Brussels in the hope of gaining support from the Papal nuncio for a scheme for increased tolerance for English Catholics, but nothing came of it. In 1674 he visited Paris without an official pass, which was later held against him.