Complex sentence: Some disputes with the publishers followed in which both Southey and William Wordsworth became involved, not without some embarrassment to Southey as one of the "Conversations" was between Southey and Porson on the merits of Wordsworth's poetry.
Split into simpler sentences: Some disputes with the publishers followed in which both Southey and Wordsworth became involved. Not without some embarrassment to Southey as one of the "Conversations" was between Southey and Porson on the merits of Wordsworth's poetry.