On 5 November, however, two U.S. aircraft carriers raided Rabaul, heavily damaging four heavy cruisers and forcing them to retreat back to Truk, ending the Japanese warship threat to the Allied landing forces at Bougainville.
U.S. aircraft carriers raided Rabaul, heavily damaging four heavy cruisers and forcing them to retreat back to Truk, ending the Japanese warship threat to the Allied landing forces at Bougainville. This was on 5 November two. This was however.