Answer: Japan
Explanation: On December 7, 1941, Japan staged a surprise attack on Pearl Harbor, decimating the US Pacific Fleet. When Germany and Italy declared war on the United States days later, America found itself in a global war.
 
        
                    
             
        
        
        
I think the answer is pyramid... Let me know if that's it :3
        
                    
             
        
        
        
Hello!
I believe the project was called the Manhattan Project.
Hope this helps! ☺♥
        
             
        
        
        
All could be said but specifically F or/and D the most likely is F though
        
                    
             
        
        
        
King George quite literally represents king george