Which preposition to use with preclusion

of Occurrences 2%

Not what the Pope has yet ventured to thunder forth from his Anti-Sinai, but what he and his satellites, the Regulars, enforce to the preclusion of all true worship, in the actual practice, life-long, of an immense majority in Spain, Italy, Bavaria, Austria, &c. &c.this must determine the point.

Which preposition to use with  preclusion