Plan B

TUE 21 JUL 1942
Pacific
Japanese forces occupy Buna, New Guinea, having been frustrated in their attempt to capture Port Moresby by sea (first at Lae-Salamaua and then at the Battle of the Coral Sea) in the first step of an overland campaign to take the same objective.

U.S. freighter Coast Farmer is sunk by Japanese submarine I-11 in the South Pacific at 35°23'S, 151°00'E. RAAF crash boat rescues the 40 survivors (who include the 7-man Armed Guard).

Gulf of Mexico
U.S. freighter William Cullen Bryant, in convoy TAW 4J, is torpedoed by German submarine U-84 in the Straits of Florida, 24°08'N, 82°23'W; all hands (40-man crew, 12-man Armed Guard, and 2 USN signalmen) abandon ship but later reboard the freighter; salvage vessel Willett (ARS-12) and civilian tug Moran tow William Cullen Bryant to Key West, Florida. She subsequently returns to service.