Complex sentence: His successes compelled the Swedes to post a reward for his capture, while his free and easy ways also won him enemies in the Danish navy, who deplored his almost Privateer-like conduct.
Split into simpler sentences: His successes compelled the Swedes to post a reward for his capture. Wessel's free and easy ways also won him enemies in the Danish navy, who deplored his almost Privateer-like conduct.