sentences:  De Jong served as First Officer on the HNLMS "O 24" from July 1940 until October 1944 fighting in the Battle of the Atlantic from July 1940 until July 1942 when the HNLMS "O 24" was transferred to the British Eastern Fleet to fight in the Pacific War.On 8 July 1943 De Jong was awarded the Bronze Cross for bravery a second time.On 25 October 1944 De Jong was promoted to Lieutenant commander and was appointment as Commanding Officer of the HNLMS "O 24".