The answer to this question would be: displacement
The displacement method states that when you put an object into a container full of water, the volume of the object drown will be same as the volume of water spilled. Using this, Archimedes can determine the volume of the crown and then compare it to know that the weight is not same as 100% gold weight.
The Dawes Act of 1887 (also known as the General Allotment Act or the Dawes Severalty Act of 1887), authorized the President of the United States to survey Native American tribal land and divide it into allotments for individual Native Americans
Affair was a diplomatic incident between French and United States diplomats that resulted in a limited, undeclared war known as the Quasi-War. Many leaders were also angry that the United States had concluded the Jay Treaty with Great Britain in 1794.