What did the Prussian, Baron von Steuben, do to aid Washington?

Friedrich Wilhelm Rudolf Gerhard August, Freiherr von Steuben, a Prussian military officer, arrives at General George Washington's encampment at Valley Forge on February 23, 1778 and commences training soldiers in close-order drill, instilling new confidence and discipline in the demoralized Continental Army.

Explanation:

idk i got that from google

tenochtitlan (also spelled tenochtitlán), located on an island near the western shore of lake texcoco in central mexico, was the capital city and religious centre of the aztec civilization. the traditional founding date of the city was 1345 ce and it remained the most important aztec centre until its destruction at the hands of the conquering spanish led by hernán cortés in 1521 ce, which led to the final collapse of the aztec empire.