Which is one change that was taken place in the united states in the late 1700s

The Declaration of Independence was approved in July 4, 1776, by the Continental Congress, made up of representative from he American colonies. British General Cornwallis surrenders to the Americans ay Yorktown, Virginia, ending the fighting in the Revolutionary War. In 1783, Revolutionary War ends with Treaty of Paris. In 1787 the Constitution of the United States was signed.

i think it's a)sparta

martin luther king (1929-1968) was an activist for the african american rights, mr. king has a profile of a kind leader that built a tenacity, respect and full of hope future. he was an activist through civil disobedience and no violence pressure mechanisms. he tried to build a more egalitarian and fair society. his efforts carried a reivindication message of the civilian rights to every west corners. for that reason, he won the nobel prize in 1964.