What important dates happened in 1666?

Answer 1

Probably the most important thing to happen in 1666 was The Great Fire of London. Another one is The Great Plague or the Bubonic Plague in London, which killed an estimated 20% of the population of London. (about 100,000 people) Also, this was the year that Newton first used a prism to split sunlight into its different colors, and measured the moons orbit. This is also the year that Antonio Strativari began making violins. Another importing thing, was that the first Cheddar Cheese was made in 1666.