Identify and explain which cause of World War I led to the assassination of Archduke Franz Ferdinand. Identify at least 2 events that motivated the United States to enter World War I.

- "the most famous structure by far at saqqara is djoser's step pyramid. dating from the 3rd dynasty (2667—2448 bc), it was the first all-stone complex ever built on earth."

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mapmaking. cartography had been an art form for many years, but it wasn’t until the renaissance when ptolemy’s ancient system of latitude and longitude was rediscovered that mapmakers were able to make surprisingly accurate and useful maps.