CHAPTER II.
Second expedition to Peru—Disappointment at not being provided with troops—Failure of rockets—Departure for Arica—Capture of Pisco—Capture of Spanish ships at Puna—Determine to make an attempt on Valdivia—Arrival off that port, and capture of Spanish brig of war Potrillo—Troops obtained from Conception—Flag-ship nearly wrecked—Attack on forts, and conquest of Valdivia.