Bizarre historical facts – can you guess which of them are true?

True!
Being the most famous female ruler of the Kingdom of Egypt, Cleopatra wasn't ethnically Egyptian and even became the first member of her family to start speaking the Egyptian language. Her family was of a Greek origin and belonged to the Ptolemaic dynasty.

False!
Slavery existed in every of the 13 original colonies.

True!
Before the 1850s, it was common practice to take teeth from dead soldiers and use them as prosthetics.

True!
A female gladiator was called a gladiatrix. Gladiatrices were very rare, but did everything their male counterparts did and had the same rights.

False!
The Beer Flood did take place in London in 1814. It happened after the burst of a large vat of fermenting porter and killed 8 people.

True!
The first 3D feature film was a silent drama called "The Power of Love". Unfortunately, it wasn't a huge success and few people saw it.

True!
Despite being one of the most brutal warlords in history, Genghis Khan didn't force the peoples he conquered to change their religions. He even consulted with religious leaders of different confessions to learn something new from them and understand his new citizens better.