when did he die?
Possibly April 17, 1943
Isoroku Yamamoto
On April 14, 1943, the US naval intelligence effort, code-named "Magic", intercepted and decrypted a message containing specifics of Yamamoto's tour, including arrival and departure times and locations, as well as the number and types of aircraft that would transport and accompany him on the journey. Yamamoto, the itinerary revealed, would be flying from Rabaul to Balalae Airfield, on an island near Bougainville in the Solomon Islands, on the morning of April 18, 1943.

US President Franklin D. Roosevelt may have authorized Secretary of the Navy Frank Knox to "get Yamamoto," however no official record of such an order exists and sources disagree whether he did so. Knox essentially let Admiral Chester W. Nimitz make the decision. Nimitz first consulted Admiral William Halsey Jr., Commander, South Pacific, and then authorized the mission on April 17 to intercept Yamamoto's flight "en route" and shoot it down. A squadron of USAAF Lockheed P-38 Lightning aircraft were assigned the task as 
who are the japanese generals leading the attack Admirals Isoroku Yamamoto, Chūichi Nagumo, and Nobutake Kondō. in which country/region did this battle take place? The Pacific Theater on what date did this fight begin? 4 June 1942 whom was it fought between? The U.S. Navy vs. the Imperial Japanese Navy can you name some warriors or commanders from the first group mentioned above? Admirals Chester W. Nimitz, Frank J. Fletcher, and Raymond A. Spruance. what were the causes which led to this clash? Yamamoto's primary strategic goal to eliminate  America's carrier forces, and the Doolittle Raid by 16 United States Army Air Forces (USAAF) B-25 Mitchell bombers. what weapons were used to fight in this? UNANSWERABLE on what date did this battle end? 7 June 1942 who claimed victory in this? The U.S. Navy mention the information given on the number of people who died in this fight. 3,057 Japanese and 307 Americans had been killed. with reference to the first warrior/commander which you mentioned previously who belonged to the first group, which year was he born? 1885 what was his contribution during world war i? He was appointed chief of staff and was awarded a Letter of Commendation for meritorious service, was given additional duty as senior member, Board of Submarine Design. apart from that mentioned battle, what other battles did he participate during world war ii? The Battle of the Coral Sea and the Battle of Midway. on what date did the first battle mentioned above begin? 4 May 1942 are there any memorable items named after him? United States Great Americans series 50¢ postage stamp can you name any of his descendants? Catherine Vance, and Chester Nimitz, Jr. you had mentioned a few japanese generals who participated in the battle, can you mention a few battles the first general participated in, apart from the one mentioned? The attack on Pearl Harbor, the Pacific War
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Isoroku Yamamoto [SEP] Death
To boost morale following the defeat at Guadalcanal, Yamamoto decided to make an inspection tour throughout the South Pacific. On April 14, 1943, the US naval intelligence effort, code-named "Magic", intercepted and decrypted a message containing specifics of Yamamoto's tour, including arrival and departure times and locations, as well as the number and types of aircraft that would transport and accompany him on the journey. Yamamoto, the itinerary revealed, would be flying from Rabaul to Balalae Airfield, on an island near Bougainville in the Solomon Islands, on the morning of April 18, 1943. US President Franklin D. Roosevelt may have authorized Secretary of the Navy Frank Knox to "get Yamamoto," however no official record of such an order exists and sources disagree whether he did so.