Mathematics: The most important mathematical achievement during the Gupta Era was the invention of the decimal system with zero as a placeholder. The Indian numerals, the first positional base 10 numeral system in the world and it was spreaded to places like China and the Middle East.
development in the field of astronomy also was important, they’re length of days and years were calculated accurately.
The first transcontinental railroad was built in 1869
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I had looked this up hope this right;)
That battle was really significant because that battle was the first major "victory".
<span>They "lost" because they lost the hill but they "won" because of the casualties they inflicted on the British. In that battle, only around 400 colonist died while there were over 1,00 casualties on the British side. This battle gave a large confidence boost which then created confidence with hope in the colonist.
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Answer: sir Issac Newton is well known for his discoveries in optics (white light combustion) and mathematics (calculus), it is his formulation of the three laws of motion.
