The Compromise of 1850 included five parts one being that California was admitted to the Union as a free state.
The Hellenistic Erasistratus discovered the heart was the pump to push blood through the arteries.
Aristarchus developed the theory that the sun was the center of the universe.
Euclid wrote the basic geometry book, Elements, that was used for 2000 years.
Hero of Alexandria devised the first steam engine although he considered it merely a toy.
Hey there,
Russia was part of the triple alliance
Hope this helps :))
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