The United States Merchant Marines are complied of thousands of the best trained men and women of today to man naval or commercial ships. Merchant Marines have dated back even further then the United States Coast Guard. The Merchant Marines have had a huge impact on the United States Navy since they have been established. Merchant Marines have manned fleets of ships for the U.S. Navy which carry imports and export during peace time. Once wartime rolls around, they become naval auxiliary, to ship and deliver troops and war materials. The largest participation came from the United States Merchant Marines after the Merchant Marine Act of 1936. Due to the act of 1936, the controversial question is when the greatest impact of the Merchant Marines on the United States Navy was during World War 2 and Vietnam War. The merchant marines were called upon to...