 
|
| February |
American forces take Guadalcanal. |
| March |
Battle of the Bismarck Sea: Americans sink eight Japanese
transports and four destroyers bound for New Guinea. |
| Manhattan Project begins. |
| June |
Americans retake Aleutian Islands. |
| July |
Battle of New Georgia: American army and marine forces attack main
Japanese base in the Solomon Islands. |
| August |
Allies take New Georgia and Vella Lavella, also in the Solomons,
where they establish a major base. |
| November |
 American marines attack Bougainville in the Solomon Islands. |
| American troops attack the Tarawa Atoll in the Gilbert Islands,
sustaining heavy losses -- 3,000 dead to capture three square miles. |
| December |
Allied troops assault New Britain. |
1941 | 1942 |1943 | 1944 | 1945
|
