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Which central Mexican empire ended in 1521 with the fall of its capital Tenochtitlán?

As referenced in the name of Philadelphia’s NBA franchise, in what year was the Declaration of Independence signed?

After its unofficial use as the state's emblem, which animal was chosen for the first Western Australian postage stamps in 1854?

At the start of the 20th century, which city was the most populous in the world: New York City, London or Tokyo?

First used for TV displays in 2007, what does the O in OLED technology stand for?

On average, what is the heaviest internal organ in the human body?

A ligature, barrel and bell are all parts of which woodwind instrument?

Which French manufacturing company created a series of guidebooks for motorists in 1900 to increase demand for its product?

Which letter is worth 10 points in the English version of Scrabble, but only 5 points in the Spanish version?

Name one of the two planets in our solar system that don’t have moons.