Bill of rights. 
im pretty sure it is.
        
             
        
        
        
Because the US had build boats, ships, and airplanes. Troop support was a main one. And we were allies with Great Britain , and The Soviet Union.
 
        
             
        
        
        
Over 60 countries in South America
        
             
        
        
        
The battle you're thinking of is the battle of Shiloh, also known as the battle of Pittsburg Landing in 1862, where general Grant and his army were encamped at Pittburg Landing (hence the name), where they arrived the day before the battle. On  the next day, Aprlil 6th, general Grant and his army were surprised early in the morning, before 6 am, by a Confederate army under the leadership of Gen. Johnson, who was in fact killed during the battle.