How does the American revolution continue to affect current events and ideas?

What did the US do when Stalin blocked all truck traffic in and out of East Germany including East Berlin? Can anyone become a surrogate mother? What did a bowyer do in the medieval times? Why were the early 1900's called The Progressive Era? How Long can your act be? What political party was formed by the north? Where did christopher Columbus thought he had reached in 1492? Why the telegraph in the industrial revolution invented? What is Treaty of pairs? Why did Columbus name the Indians their names? What two important events that happened in 449-1066 AD? What was Octavian strategies in the battle of actium? How did George Westinghouse and the Pullman Car Company improve railroads? How much space does a great wall of china take up? Who are the 5 groups covered by the Civil Rights Act of 1964? What was the problem with Hebrew writing? When and where did baseball player Gee Walker die? Marco polo's wife name? Where is the trail of tears located at? How many articles were in the Treaty of Versailles?