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During its history , the 155th has served under such notable leaders as Andrew Jackson and Jefferson Davis , and has gained campaign streamers for participation in the War of 1812 , the United States Civil War , the Spanish American War , World War I , World War II , and Operation Iraqi Freedom , and was mobilized for Operation Desert Shield/Desert Storm .
 155th, Andrew Jackson, Jefferson Davis
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 155th, Andrew Jackson, Jefferson Davis