86851
Before the Civil War ( 1861 to 1865 ) , silver coins were legal tender only up to the sum of $ 5 .
 Civil War
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Civil War