|   | 
      
   
   | Date/Time | Event | 
   
   | 1941 | 
   
   | Dec. 7 | Japan attacks Pearl Harbor | 
   
   
   
   | Dec. 10 | Guam Falls | 
   
	
   | Dec. 31 | Admiral Chester Nimitz assumes command of the US Pacific Fleet | 
   
      
  |  | 
   | 1942 | 
   
   
   
   | Jan. 1-14 | Ugaki writes a sketch of future operations, including the occupation of Midway. | 
      
      
   
   
   | March | Japanese plans begin to center around Midway | 
   
   
   | April 2-6 | Japanese Naval general Staff gives tentative approval for Midway invasion. | 
   
   
   | April 18 | Doolittle raid on Japan | 
   
   
   | May 6 | Corregidor surrenders | 
   
   
   | May 7-11 | Battle of the Coral Sea | 
   
   
   | May 10-12 | Hypo learns that Midway is Japan's target | 
   
     
      
   | May 17 | Nimitz forms North Pacific Fleet to send to the Aleutians | 
   
    
   | May 22 | General Marshall flies to West Coast because War Department fears attack there | 
   
   
   
   | May 27 | Nagumo's task force sorties | 
   
   
   | May 28 | Japan's Northern Forces sorties | 
   
   
   | May 28 | Admiral Fletcher given command of US task forces | 
   
   
   
   | May 28 | Task Force 16 sorties from Pearl Harbor | 
   
   
   
   | May 30 | Task Force 17 sorties from Pearl Harbor | 
   
      
      
   | June 2 | Nagumo breaks radio silence | 
   
|  | 
   | June 3, 1942  All times are local | 
   
   
   | 0700 | 2nd Carrier Striking Force attacks Dutch Harbor | 
         
   
   | 0904 | Midway receives message of "Sighting Main Body." | 
         
      
|  | 
   | June 4, 1942  All times are local | 
   
   
   | 0430 | Nagumo begins launching of Midway attack force | 
         
      
   
   | 0556 | Air Raid alarm on Midway | 
         
      
   
   | 0641 | Attack on Midway completed | 
         
      
   
   | 0714 | US level bomber attack on Japanese carriers, no hits. | 
         
      
   
   | 0838 | Yorktown launches attach | 
         
      
   
   | 1014 | Akagi under attack, no hits. | 
         
      
   
   | 1022 - 1024 | Kaga dive bombed, fires break out. | 
         
      
   
   | 1025 | Soryu hit twice | 
         
      
   
   | 1026 | Akagi hit twice | 
         
      
   
   | 1046 | Nagumo and his staff abandon Akagi and transfer command to Nagara. | 
         
      
   
   | 1050 | Nagumo radios Yamamoto that fires are raging on Kaga, Soryu, and Akagi. | 
         
      
   
   | 1058 | Takeoff from Hiryu | 
         
      
   
   | 1200-1201 | Hiryu planes attacks Yorktown, fires break out on | 
         
      
   
   | 1320 | Hiryu planes launch 2nd attack on  Yorktown | 
         
      
   
   | 1455 | Abandon ship ordered on Yorktown | 
         
      
   
   | 1640 | Abandon ship ordered on Kaga | 
         
      
   
   | 1645 | Hiryu sighted | 
         
      
   
   | 1705 | Hiryu on fire from several hits | 
         
      
   
   | 1915 | Soryu sinks | 
         
      
   
   | 1925 | Kaga sinks | 
         
|  | 
   | June 5, 1942  All times are local | 
         
   
   | 0255 | Yamamoto cancels Midway operation | 
         
      
   
   | 0500 | Akagi scuttled | 
         
      
   
   | 0900 | Hiryu sinks | 
         
      
   
   | 1205 | Main Body and Occupational force retreat homeward | 
         
      
   
   | June 5 | I-168 torpedoes Yorktown | 
         
      
  
   | June 6 | Yorktown sinks | 
    
   
   
   | June 9 | Yamamoto take responsibility for defeat, Japanese press claims a great victory |