World War II[b] or the Second World War (1 September 1939 – 2 September 1945) was a global conflict between two coalitions: the Allies and the Axis powers. Nearly all of the world's countries …

Dec 19, 2025 · World War II, conflict that involved virtually every part of the world during the years 1939–45. The war was in many respects a continuation, after an uneasy 20-year hiatus, of the …

Oct 29, 2009 · On September 1, 1939, Hitler invaded Poland from the west; two days later, France and Britain declared war on Germany, beginning World War II. On September 17, Soviet troops invaded …

May 2, 2025 · World War II (WWII) was a long and bloody war that lasted about six years. Officially beginning on September 1, 1939, when Germany invaded Poland, World War II lasted until both the …

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Welcome to WW2. This channel follows the Second World War as it unfolds, week by week, in real time.

Mar 26, 2024 · The origins of the Second World War (1939 to 45) may be traced back to the harsh peace settlement of the First World War (1914 to 18) and the economic crisis of the 1930s, while …

Read everything you need to know about the Second World War, by exploring our WWII archives of in-depth history articles, podcasts, slideshows and more.

Jan 30, 2023 · World War II was one of the most formative events of the 20th century. It began on September 1st, 1939 with the Nazi German invasion of Poland, and ended on September 2nd, 1945 …

On average 27,000 people were killed each day between September 1, 1939, until the formal surrender of Japan on September 2, 1945. Western technological advances had turned upon itself, bringing …