It is the hundred years war
        
             
        
        
        
D. The Kansas-Nebraska Act states that slaves were only allowed in the states below a certain point. And that the number of slave states and free states must remain equal.
        
                    
             
        
        
        
The Twelfth amendment, ratified in 1804, changed the process so that candidates are elected for president and vice president separately, instead of the vice presidency as the person who came in second in the vote for president.
        
             
        
        
        
During the word war 2, the battle of Coral sea was significant because it. so after that Japanese didnt want to fight with Australia :)))
i hope this be helpful
(not trying to sound all needy but please give brainliest im trying to get to 5)