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This triggered the start of WW2 -
It ended years of appeasement and signified a commitment to stop Hitler's aggression after the invasion of Poland -
A turning point in WWII, utilizing Blitzkrieg tactics to swiftly conquer Western Europe in six weeks -
It saved the core of the British army to continue fighting, fueled nation morale, boosted the "Dunkirk Spirit", was also crucial for the Battle of Britain -
It was the first major defeat of Hitler's forces, it prevented a sea invasion -
Required men aged 21-35 men to enter, it was crucial for rapidly mobilizing over 10 million troops after Pearl Harbor. -
Allowed the U.S. to supply Britain and the Soviet Union with military aid to keep the U.S. neutral. -
This attack immediately ended the U.S.'s isolationism and involved itself into WW2. -
It transformed the Allied powers' prospects, providing massive industrial capacity, manpower, and strategic resources that turned the tide against the Axis -
The declaration instantly forced the U.S. to fight on two fronts, initiating a swift mobilization that shifted the balance of power decisively toward the Allied forces. -
It was the first naval battle fought entirely by carrier-based aircraft, halting Japans southward expansion, protecting Austria, shifting the Pacific tide by preventing the invasion of Port Moresby. -
The turning point in the war, the U.S. sunk 4 carriers and halted Japans expansion -
Marked the first major combined U.S. - British offensive -
Shattered the Axis powers by forcing Italy’s surrender, overthrowing Mussolini, and diverting critical German resources from the Eastern Front. -
The U.S., Great Britain, Canada landed on five beaches in Normandy -
These discoveries shifted Allied war goals toward liberation, provided crucial evidence for Nuremberg war crimes trials, and fundamentally changed global understanding of human rights, genocide, and the depths of Nazi barbarism. -
The last major German offensive on the Western Front during WWII, representing a decisive Allied victory that exhausted Germany's armored reserves, crippled its air force, and hastened the final collapse of the Third Reich. -
Planned the post-WWII world, divided Germany and Berlin, laid groundwork for the United Nations, and negotiated Soviet entry into the Pacific War, but it also sowed seeds for the Cold War due to Stalin's broken promises for free elections in Eastern Europe, leading to Soviet domination and Western accusations of betrayal. -
Marked the formal unconditional surrender of Nazi Germany, ending nearly six years of devastating war, immense casualties, and profound destruction across Europe. -
The devastating power of the weapon contributed directly to Japan's surrender on August 15, 1945. -
The second and last use of nuclear weapons in combat, directly causing Japan's surrender on August 14, 1945, which ended World War II. The "Fat Man" bomb immediately killed roughly 39,000–80,000 people and signaled the beginning -
Marked the end of World War II on August 15, 1945 (August 14 in the U.S.), celebrating the unconditional surrender of Japan to the Allied Powers.