1939
Germany and Italy signed the Pact of Steel, a military and political alliance
Germany and Italy signed the Pact of Steel, a military and political alliance
selected
2179 events
1939
Leo Szilard (pictured) penned a letter, signed by Albert Einstein and addressed to U.S. president Franklin D.…
Leo Szilard (pictured) penned a letter, signed by Albert Einstein and addressed to U.S. president Franklin D.…
1939
Leo Szilard (pictured) penned a letter, signed by Albert Einstein and addressed to U.S. president Franklin D.…
Leo Szilard (pictured) penned a letter, signed by Albert Einstein and addressed to U.S. president Franklin D.…
1939
Leo Szilard penned a letter, signed by Albert Einstein and addressed to U.S. president Franklin D. Roosevelt, warning…
Leo Szilard penned a letter, signed by Albert Einstein and addressed to U.S. president Franklin D. Roosevelt, warning…
1939
Leo Szilard penned a letter, signed by Albert Einstein and addressed to U.S. president Franklin D. Roosevelt, warning…
Leo Szilard penned a letter, signed by Albert Einstein and addressed to U.S. president Franklin D. Roosevelt, warning…
1939
Nazi Germany and the Soviet Union signed the Molotov–Ribbentrop Pact (pictured), a ten-year mutual non-aggression…
Nazi Germany and the Soviet Union signed the Molotov–Ribbentrop Pact (pictured), a ten-year mutual non-aggression…
1939
Nazi Germany and the Soviet Union signed the Molotov–Ribbentrop Pact (pictured), a ten-year mutual non-aggression…
Nazi Germany and the Soviet Union signed the Molotov–Ribbentrop Pact (pictured), a ten-year mutual non-aggression…
1939
Nazi forces, posing as Poles, staged an attack against the German radio station Sender Gleiwitz in Gleiwitz, Upper…
Nazi forces, posing as Poles, staged an attack against the German radio station Sender Gleiwitz in Gleiwitz, Upper…
1939
Nazi forces, posing as Poles, staged an attack against the German radio station Sender Gleiwitz in Gleiwitz, Upper…
Nazi forces, posing as Poles, staged an attack against the German radio station Sender Gleiwitz in Gleiwitz, Upper…
1939
German forces attacked multiple locations in Poland, including Wieluń and Westerplatte, starting World War II in Europe.
German forces attacked multiple locations in Poland, including Wieluń and Westerplatte, starting World War II in Europe.
1939
World War II: About 3,000 Polish Army troops began a nearly month-long defence of the Hel Peninsula during the German…
World War II: About 3,000 Polish Army troops began a nearly month-long defence of the Hel Peninsula during the German…
1939
Second World War: The Royal Navy lost its first warship in the war when German submarine U-29 torpedoed and sank…
Second World War: The Royal Navy lost its first warship in the war when German submarine U-29 torpedoed and sank…
1939
World War II: The Soviet Union invaded Poland from the east, sixteen days after Nazi Germany's attack on the country…
World War II: The Soviet Union invaded Poland from the east, sixteen days after Nazi Germany's attack on the country…
1939
A joint military parade by the troops of Nazi Germany and the Soviet Union took place in Brest-Litovsk to celebrate…
A joint military parade by the troops of Nazi Germany and the Soviet Union took place in Brest-Litovsk to celebrate…
1939
Second World War: General Władysław Sikorski (pictured) became the first prime minister of the Polish…
Second World War: General Władysław Sikorski (pictured) became the first prime minister of the Polish…
1939
Second World War: General Władysław Sikorski (pictured) became the first prime minister of the Polish…
Second World War: General Władysław Sikorski (pictured) became the first prime minister of the Polish…
1939
Second World War: The German submarine U-47 torpedoed and sank the Royal Navy battleship HMS Royal Oak while the…
Second World War: The German submarine U-47 torpedoed and sank the Royal Navy battleship HMS Royal Oak while the…
1938
Superman, created by Jerry Siegel and Joe Shuster of DC Comics, made his debut in Action Comics #1, the first true super
Superman, created by Jerry Siegel and Joe Shuster of DC Comics, made his debut in Action Comics #1, the first true super
1938
During an exercise to demonstrate air power, United States Army Air Corps bomber aircraft intercepted the Italian ocean
During an exercise to demonstrate air power, United States Army Air Corps bomber aircraft intercepted the Italian ocean