Test Your Knowledge With This IQ Quiz


        
                    

                
            
    
        
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#1. What event triggered the United States' entry into World War II? 
        
            
                
                    
                    Fall of France
                
                Fall of France            
        
        
            
                
                    
                    Attack on Pearl Harbor
                
                Attack on Pearl Harbor            
        
        
            
                
                    
                    Battle of Britain
                
                Battle of Britain            
        
        
            
                
                    
                    Invasion of Poland
                
                Invasion of Poland            
        
The Japanese attack on Pearl Harbor on December 7, 1941, led to the U.S. declaring war on Japan and entering World War II.
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