The average US Military submarine is three hundred feet long, thirty feet wide and is three stories tall.
A "Second Lieutenant" in the Army and Air Force element, or a "Sub-Lieutenant" in the Navy.
The US Army is the oldest and longest serving branch of the Military, it was established on June 14, 1775.
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In WWII, US Gato class subs were about 311 feet long. A Fletcher Class destroyer was about 376 feet long. US cruisers were about 500 to 600 feet long. The IJN I-400 class sub was 400 feet long, the largest sub in WWII.
US Military or U.S. Military.
US Military personnel were in Vietnam from 1955 thru 1975.
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Eisenhower sent US Military advisers in '55; the US Embassy was evacuated in '75.
The most massed produced US WWII sub was the Gato class, and they were 311 feet long.
The US Gato class sub could be built in less than 9 months.
The US has military bases in roughly 100 countries, so the list is actually quite long. The US has a significant military presence in the following countries:AfghanistanIraqSouth KoreaJapanGermanyTurkey
To make a foot-long (30cm long) sub, simply buy a bread roll (French stick, or roll) from your bakery or supermarket, and make the sub as usual.