WW II Chronology
1939 --
15-March - German troops invade Czechoslovakia. 30
- March - France and England pledge to protect Poland’s independence
7-April - Italy attacks Albania
23-August - Nazi Germany and the USSR sign a
non-aggression pact. 25 -August - Orders to invade
Poland are canceled. 1-Sep - Nazi Germany invades
Poland; Norway claims neutrality; Portugal claims neutrality; Sweden claims
neutrality. 3 - Sep Great Britain and France
declare war on Nazi Germany; Spain claims neutrality; Ireland claims neutrality;
United States proclaims neutrality. 8 - Sep -
President of United States declares limited national emergency.
9 - Sep -Canada declares war.
29 - Sep - Germany and Soviet union agree on the partition of Poland.
6-Oct Last remnant of Polish forces surrenders to
German Army. 4-Nov Congress passes law permitting
“cash and carry” sale of munitions to belligerents.
30 - Nov - USSR attacks Finland.
1940 -
12-Mar Soviet-Finnish war ends.
8-Apr Nazi Germany occupies Denmark and invades
Norway. 20 -Apr - . British land troops in Norway.
23 -Apr - Greece concludes armistice with Nazi
Germany.10-May Nazi Germany launches “Sichelschnitt” invasion of Belgium,
the Netherlands, Luxembourg, and France. Churchill succeeds Chamberlain as
British Prime Minister. 13 - May - Nazi General
Erwin Rommel’s 7th Panzer Division crosses the Meuse River near Dinant while
General Heinz Guderian’s 19th Armored Corps crosses the Meuse River at Sedan.
15 - May - The Dutch surrender to Nazi Germany.
23 - May - Boulogne, France, falls to Nazi Germany.
24 - May - Allies withdraw from Norway.
27 May - Belgium surrenders to Nazi Germany. Allied
troops begin to evacuate from Dunkirk, France. 3-Jun
United States releases war material to Great Britain. 4 -
Jun - Evacuation of Allied troops from Dunkirk is completed. Hitler
allows 338,000 troops to escape to England. Churchill makes his “We shall
fight on the beaches...” speech to Parliament. 9 - Jun
- Norwegian government falls to Germany. 10 - Jun
- Italy declares war on France and Great Britain.
14 - Jun - Germans march into Paris. 22 - Jun - France and Nazi Germany
conclude armistice. 24 - Jun - France and Italy
conclude armistice. 3-Jul British naval forces
attack French fleet at Oran. 10 - Jul - Battle of
Britain - Nazi Germany begins air offensive against Great Britain with 65 German
airplanes. 16 - Jul - Hitler issues an invasion of
Great Britain directive, Operation Sealion. to the German armed forces.
18 - Jul - Churchill makes his “This was their
finest hour...” speech to Parliament. 19 - Jul
- Hitler in the Reichstag makes a public peace offer to Britain, which is
rejected on the 22nd by Churchill. 31- Jul - German
high command meets with Hitler and agrees to attack the USSR in May.
27-Aug Congress authorizes call of reserve
components for 12 months’ duty. Hitler approves Franco’s Spanish-German plan to
attack Gibraltar. 3- Sep - United States and Great
Britain conclude agreement to exchange destroyers (U.S.) for base rights
(British). Hitler orders that British cities will be bombed every night, in
retribution for their bombing of Berlin. 13 - Sep -
Italy invades Egypt seeking to gain control of the Suez Canal. 16 - Sep -Draft -
Selective Service law enacted by Congress. 18 - Sep
- Hitler postpones Operation Sealion. 22 Sep
-Japanese invade French Indochina. 27 - Sep - Axis
- Nazi Germany, Italy, Japan conclude three-power pact. October 23 Franco agrees
to enter the war. 28 - Oct - Italy attacks Greece.
31 - Oct - Churchill considers the Battle of
Britain over 20 Nov. Hungary joined the Axis,
Romania joined the Axis.
1941 --
5 Jan. British soldiers invaded Ethiopia.
29 -Jan. - British-American Staff Conversations.
1-Mar Bulgaria joined the Axis.
11 -Mar - Congress passes Lend-Lease Act. 6-April
Germany invaded Greece and Yugoslavia. 13 - April
Japan and Russia signed a non-aggression pact. 27-May
President Roosevelt proclaims state of unlimited national emergency.
8 June British and French forces invaded Syria.
22 June - Russia is invaded by Hitler with
approximately 3 million troops. 7-Jul United States forces land in Iceland.
26 -Jul United States declares oil embargo on
Japan. 7-Aug The Atlantic Charter was announced 14-Aug
- Roosevelt and Churchill announce Atlantic Charter.
4-Sep German torpedo attack on USS Greer opens
tacit shooting war in Atlantic. 25 -Sep Army and
Navy Secretaries submit to Roosevelt an estimate of U.S. forces needed to defeat
the Axis and Japan. 1-Oct First Soviet Protocol
signed by U.S., Great Britain, and USSR at Moscow. 7-8 Dec.
Japan delivers simultaneous bombing attacks on Pearl Harbor, the Philippines,
Wake, and Guam, invades Malaya and Thailand, seizes Shanghai, and declares war
on the U.S. and Great Britain. 8 - Dec. German
offensive in Russia bogs down Canada Declares War on Japan.
9 - Dec. China declares war on Japan, Nazi Germany,
and Italy. 10 - Dec. Japanese capture Guam, land on
Luzon in Philippines. 11 - Dec. Nazi Germany and
Italy declare war on United States, and United States declares itself at war
with them. 18 - Dec. Japanese they attacked Hong
Kong and on Christmas Day the British surrendered. Dec. 20
Chennault’s Flying Tigers enter combat against Japanese in China.
23 - Dec. General Macarthur decides to evacuate
Manila and withdraw to Bataan. Wake Island captured by Japanese.
1942 - 1-Jan
United Nations Declaration signed by twenty-six nations at war with Axis.
2 -Jan - Japanese occupy Manila.
7 -Jan - American and Filipino forces complete
withdrawal into Bataan. 9-Jan - Combined Chiefs of
Staff established. 14 -24. Anglo-American
Conference (ARCADIA) at Washington. 19 Japanese
capture British North Borneo. 23 Japanese capture
Rabaul and Kavieng in the Bismarck Archipelago, invade Bougainville in the
Solomons. 1-Feb U.S. Navy bombards Gilberts and
Marshalls. 2 Singapore surrenders.
27 -28. Allies loose the Battle of Java Sea.
Japanese invade Java. Mar - Nov. Submarine attacks
in Atlantic rise to record heights. 7 Japanese
occupy Burma. 9 War Department is reorganized.
17 General MacArthur reaches Australia and takes
command of Allied forces. 8 -15 April
British-American conversations in London result in conditional agreement on
BOLERO-ROUNDUP Plan. 9 Surrender of Bataan.
18 First U.S. air bombardment of Tokyo.
2-May Japanese land on Tulagi, adjacent to
Guadalcanal, where they soon began to build an airstrip. 6
Surrender of all U.S. forces in Philippines. 8
Allies win Battle of the Coral Sea. 20
Japanese complete conquest of Burma. 27 Rommel
opens drive into Egypt. 3-6 June Allies win Battle
of Midway. 5 The United States declared war on
Bulgaria, Hungary, and Romania. 7 Japanese invade
western Aleutians. 21 Axis troops seized Tobruk in
North Africa. 1-Jul Germans capture Sevastopol.
2 Rommel’s advance stops at border of Egypt.
4 One of the most devastating submarine attacks on convoy to USSR along
the northern route. 7 Second Soviet Protocol
signed. 15 British suspend convoys to USSR on
northern route. 18-25. British-American.
conversations in London, resulting in decision to invade North Africa.
21 Japanese landing near Gona, New Guinea, starts
Papua Campaign. 7-Aug South Pacific forces invade
Guadalcanal, Florida, and Tulagi Islands, in the Solomons.
19 British Commonwealth force raids Dieppe, France that results in a
disaster with 3,367 casualties including 1,946 prisoners of war.
23 Churchill accepts Roosevelt’s proposal that the
U.S. operate Persian Gulf facilities for aid to USSR.
14-Sep Battle for Stalingrad begins. 23-Oct
British open counteroffensive at El Alamein. 8-Nov
Allies land at Casablanca, Oran, and Algiers in French North Africa.
10 Axis troops move into Tunis and Bizerte.
11 British offensive reaches Libya. French
resistance to Allies in North Africa ceases. Axis troops march into unoccupied
France. 13 British recapture Tobruk.
15 Allied offensive in West reaches Tunisia.
19 The Russians counter-attack at Stalingrad.
27 French fleet scuttled in Toulon harbor.
24 December Allied drive on Tunis ends in stalemate.
1943 -
14 -23 Jan. Allied conference at Casablanca.
22 Campaign for Papua, New Guinea, ends.
27 Eighth Air Force makes its first attack on Nazi
Germany, at Wilhelmshaven. 2-Feb Soviet Army
destroys remnants of German Sixth Army at Stalingrad. 9
Organized Japanese resistance on Guadalcanal ceases. 20
Rommel breaks through Kasserine Pass, Tunisia. 25
Allies retake Kasserine Pass. 2-4 March The
Allies defeat the Japanese in the Battle of the Bismarck Sea.
13 Japanese troops retreated across the Yangtze
16 Final Allied offensive in Tunisia begins.
18 Americans capture E1 Guettar.
20 - 27 Montgomery breaks through the Mareth Line.
11 - 31 May With recapture of Attu by Allies
Japanese are driven from the Aleutians. 13 Axis
forces in northern Africa surrendered. 12 -25.
TRIDENT Conference in Washington. 13 Axis forces in Tunisia surrender.
1-30 June Shipping losses reach new low,
signalizing victory over U-boat. 30 Allies begin
operation for reduction of Rabaul (CARTWHEEL) with attacks in central Solomons
and New Guinea. 4-Jul Germany opened an assault
near the Soviet city of Kursk. 10 Allies invade
Sicily. 25 Mussolini falla from power in Italy.
14 - 24 Aug QUADRANT Conference at Quebec. 17 End
of Sicily campaign. 23 Germans abandon Kharkov.
25 Allies complete occupation of New Georgia,
Solomon Islands. 3-Sep British troops invade
Southern Italy. Italy secretly signed an armistice with the Allies
4-16. Southwest Pacific forces recapture
Lae-Salamaua, New Guinea. 8 Italy formally
surrenders. 9 Allies under U.S. Fifth Army land on
the Salerno beaches; British troops land at Taranto. Allies failed to pierce
German defenses at the Hitler Line south of Rome. 11 Italian Fleet is
surrendered at Malta. 1-Oct Allies enter Naples and occupy Foggia airfields.
2 Australians seize Finschhafen, New Guinea.
13 Italy declares war on Nazi Germany.
14 Soviets reach Zaporodzhe, industrial center of
Ukraine. 19 - 30 Soviet, British, American Foreign
Ministers and military representatives confer in Moscow.
1-Nov South Pacific forces invade Bougainville. 5
U.S. Fifth Army attacks German Winter Line in Italy.
6 The Russians captured Kiev.
20 Opening of Central Pacific offensive (Makin and Tarawa in Gilberts).
2 - 7 -Dec Allied conferences, Cairo-Tehran
(SEXTANT, EUREKA). 14 Soviet armies begin first
phase of winter offensive. 26 Southwest Pacific
troops invade New Britain at Cape Gloucester.
1944 -
15-Jan USSR opens offensive to relieve Leningrad.
20 In Italy, beginning of unsuccessful operations
to cross the Rapido River and seize Cassino. 22 VI
Corps, U.S. Fifth Army, lands at Anzio. 27 The
Russians broke the siege of Leningrad 31 Central
Pacific forces invade the Marshall Islands. 12-Feb
General Eisenhower is formally designated Supreme Commander, Allied
Expeditionary Force, Europe, by Combined Chiefs of Staff.
18 U.S. Naval forces attack Truk in Caroline Islands.
20 Reduction of Rabaul completed with Japanese
abandonment of it as an airbase. 24 In Burma,
Merrill’s Marauders advance into Hukawng Valley, with the Myitkyina airfield as
their goal. 29 Southwest Pacific forces begin
invasion of Admiralty Islands, Bismarck Archipelago. 5-Mar
Soviet Army opens drive in the Ukraine to destroy enemy in Dnieper bend.
20 German troops occupy Hungary.
10-Apr Odessa retaken by Russian troops.
22 Southwest Pacific forces land at Aitape and
Hollandia, New Guinea. 9-May Sevastopol retaken by
Soviet forces. 11 In Italy, Allies open a general
offensive against the Gustav Line. 17 Myitkyina
airstrip captured by Chinese forces. 18 Allied
forces capture Cassino. 23 U.S. VI Corps launches
offensive to break out of the Anzio Beachhead. 27
Southwest Pacific force lands on Biak Island, New Guinea.
4-Jun U.S. Fifth Army enters Rome. 6 D Day.
Allied Forces invade France, landing on coast of Normandy, in Operation
OVERLORD. 9 Soviet forces launch attack against the
Finnish positions on Karelian Isthmus. 12 Germans
launch first V-1 bombs against England. 15 B-29’s
based in China, make their first attack on Japanese homeland. Central Pacific
forces invade the Marianas. 19 -20 U.S. forces won
the Battle of the Philippine Sea. 27 Organized
resistance ceases at Cherbourg.