Complex sentence: By early 1811, "Little Belt" was in the Caribbean, where on 19 April Rear-Admiral Herbert Sawyer, based at Bermuda, instructed Bingham to meet Captain Pechell in, who was cruising somewhere along the Atlantic seaboard between Charlestown and New York.
Split into simpler sentences: By early 1811, "Little Belt" was in the Caribbean. On 19 April Rear-Admiral Herbert Sawyer, based at Bermuda, instructed Bingham to meet Captain Pechell in, who was cruising somewhere along the Atlantic seaboard between Charlestown and New York.