Checking your credit card history can help you better understand your current credit card position . Regularly checking your credit reports can help you be more aware of what lenders may see . Checking your credit reports can also help you detect any inaccurate or incomplete information. 
 
        
             
        
        
        
Answer:
I think because ww1 has guns and the wars before does not have any I think
Explanation:
Hope it helps