Apollo 11 landed on the moon on July 20, 1969, when astronauts Neil Armstrong and Buzz Aldrin descended to the lunar surface in the Lunar Module while Michael Collins orbited above in the Command Module. The mission was the result of a decade of NASA training, rocket development, and spaceflight experience.

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World War II was caused by a combination of factors including the harsh Treaty of Versailles that punished Germany after World War I, the global economic depression of the 1930s, the rise of aggressive dictators like Adolf Hitler and Benito Mussolini, and the failure of the League of Nations to prevent military aggression.

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The Roman Empire fell due to a combination of factors including military pressure from Germanic tribes, economic weakness, political instability, and the empire becoming too large to govern effectively. The Western Roman Empire officially collapsed in 476 CE when the last emperor was overthrown.

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The Egyptian pyramids were built by thousands of workers who used copper tools, wooden sledges, and ramps to quarry, transport, and stack massive stone blocks over many years. The exact methods continue to be studied by archaeologists, but evidence shows workers used organized labor systems, water to reduce friction, and careful planning to construct these monuments.

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Turbo Vision was developed by Borland International in the late 1980s as a C++ library for creating text-based user interfaces. It was designed to make it easier for programmers to build graphical-looking applications that ran in DOS and early Windows environments.

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