Complex sentence: John Lilburne then began in earnest his campaign of agitation for freeborn rights, the rights that all Englishmen are born with, which are different from privileges bestowed by a monarch or a government, also advocated extended suffrage, equality before the law, and religious tolerance.
Split into simpler sentences: John Lilburne then began in earnest his campaign of agitation for freeborn rights, the rights that all Englishmen are born with, which are different from privileges bestowed by a monarch or a government. He also advocated extended suffrage, equality before the law, and religious tolerance.