George Mason contributed to the United States Constitution by becoming the chief supporter of the Bill of Rights.
Mason was a delegate to the<em> US Constitutional Convention</em> of 1787. However, at that time, he refused to sign the Constitution alleging the inexistence of the <em>Bill of Rights</em> and objecting the slave trade for navigation acts. Finally, he succeeded to introduce the draft that will served as the basis of <em>the United States Bill of Rights</em> during the First Congress in 1789.
The Behavior observed by 14th century Arab traveler is D) Lack or Veiling
The Assassination of Archduke Francis Ferdinand
Answer:
The Louisiana Purchase was completed on April ,30,1803
