Native Americans and Africans
The mongols is history's biggest land contiguous empire that grew under the leadership of Khan,and was made of nomadic people. It sprung from eastern Europe and spread all the way to the far east.
The Mongolians were an exception because they perfected the mail system,protected the silk road, and left a legacy of unified political units such as Russia and China.
“President Washington established many crucial presidential precedents. George Washington helped shape the office's future role and powers, as well as set both formal and informal precedents for future presidents.”
Ella Baker, Diane Nash, Julian Bond, Bernard Lafayette, and Charles Sherrod Created the Student Nonviolent Coordinating Committee.