Shi huangdi was the first emperor
Technically, no, it is false that China has finally halted the spread of the Gobi Desert by planting trees, since although they are currently using this tactic, it has not led to a full "halt".
<span>The Spaniards had more historical war experiences, weapons, and horses
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this was opposed to the locals Incas who had inferior weapons, less experience in wars and had no horses. The Spaniards came with sophisticated weaponry, which also included the use of small pox to decimate the population.
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Answer:
You drink half of one and half of another, knowing that half a glass of poison cannot kill you (only a full glass can according to the problem). Then pour the remainder of one glass into the other, and it will seem like you have a full glass of only one type of liquid. (hope this helps <3)