1Oxford Dictionary
4Yalta Conference
6Elizabeth II
7The Beatles
8Mary, Queen of Scots Dawes Act
9Daylight Savings Time
12 Fugitive Slave Laws Slobodan Milosevic
13 Galileo Galilei
14 St. Valentine Penicillin
15U.S.S. Maine
16 King Tut Fidel Castro
17 Missouri Compromise
18 Huckleberry Finn Pluto
19 Donner Party Executive Order 9066
21 Battle of Verdun Malcolm X
23Iwo Jima
24 Marbury v. Madison Andrew Johnson Zimmerman Note
27 Matthew Brady
28DNA