On August 7, 1942, U.S. Marines waded ashore in the Solomons, defended by warships of the U.S. Navy. The amphibious landing was the first major American ground campaign of the Pacific War, intended to prevent the Japanese from establishing naval and air bases in the island chain and to establish Allied bases for future operations. Most famously—and most gruelingly—the invasion marked the beginning of the months-long Guadalcanal campaign. Caught off guard, the Japanese swiftly regrouped for a seaborne counterattack on the night of August 8–9. The result was one of the worst American naval defeats of the war after Pearl Harbor. In this meticulous minute-by-minute retelling of the First Battle of Savo Island, Lawrence De Graw covers the navy’s role in the initial landings on Guadalcanal before setting the stage for the naval clash that would come the next night. On the eighth, the American commander, fearing Japanese attacks and cautious about fuel levels, withdrew his aircraft carriers