1. Battle of the Atlantic
EK, RR, MJ, FM

2. Thesis
In the Battle of the Atlantic, the technological advancements made by the Allies in reaction to the German U-boat attacks led to an Allied victory, allowing America to supply their allies in Europe with resources and placing the Allies at a technological advantage over the Axis in upcoming battles.

3. Churchill Broadcast in 1941:
"In order to win this war Hitler must either conquer this island by invasion or he must cut the ocean lifeline which joins us to the United States…” (Kremble).

4. … And that is precisely what the Germans did!
Short Overview:
Germany attempted to cut the “ocean lifeline” between America and European Allies
Led to U-boat warfare in the Atlantic
The Allies won
Thesis: In the Battle of the Atlantic, the technological advancements made by the Allies in reaction to the German U-boat attacks led to an Allied victory, allowing America to supply their allies in Europe with resources and placing the Allies at a technological advantage over the Axis in upcoming battles.

5. Goals Allies: Blockade Axis Europe Control sea movements
Send resources from America to Europe
Axis:
Stop the Allied use of the Atlantic Ocean (by attacking ally merchant ships)
Prevent the Americans from supplying the Allies with weaponry

7. Key Leaders Involved Roosevelt Winston Churchill- Prime minister
The US officially took the side of the allies in 1941
Provided Allies with resources and troops - was able to because of the Allied victory!
Winston Churchill- Prime minister
Devised the idea of using aircraft in technology as an opposition to U-boats in 1939.

8. More Key Leaders
Karl Doenitz- German commander of fleet and commander-in-chief of navy
Designed the U-boats
Commanded German U-boat fleet
Hitler
Appointed Doenitz as commander of Germany’s navy
Didn’t listen to advice of generals
Abandoned his naval army in 1944
Final blow for Germans

9. Technology Germany: Americans and British:
(in 1940 the British developed the technology to sink the U-boats)
Germany:
U-boats, used “wolfpacks” to surround an enemy boat and attack.
Americans and British:
Sonar/ radar… used aircraft tech developed in the Battle of Britain (Keylor)
Naval destroyers
Advanced planes
Breaking Enigma (Dr. Gary Sheffield)
Thesis: In the Battle of the Atlantic, the technological advancements made by the Allies in reaction to the German U-boat attacks led to an Allied victory, allowing America to supply their allies in Europe with resources and placing the Allies at a technological advantage over the Axis in upcoming battles.

10. Impact On WWII
U-boats of Germany not an issue anymore.
America supplied the Allies in Europe.
D-Day (Dr. Gary Sheffield)

11. Sources
Axelrod, Alan. “Battle of the Atlantic.” Encyclopedia of World War II, Vol. 1, Facts On File, History
Research Center, online.infobase.com/Auth/Index?aid=150531&itemid=WEHRC&articleId=
Accessed 17 Apr
"The Battle Of The Atlantic." English Journal, 1978, p. 80. Academic OneFile,
Accessed 24 Apr
Clugston, Michael. "The battle of the Atlantic." Maclean's, 13 Aug. 1984, p Opposing Viewpoints In Context,
Accessed 23 Apr.
2018.
Kremble, Mike. “Merchant Navy in WW2.” Merchant Navy in WW2, June 2002,
Sheffield, Dr Gary. “The Battle of the Atlantic: The U-Boat Peril.” BBC, BBC, 30 Mar. 2011,