1.operation overlord
2.Mulberry
3.Juno,gold,sword,utah,omaha
4.They were not manned when the rangers destroyed them
5.duplex drive "dd" it had extendable and retractible skirts to make it float and had propeller
6.used to get blow hole in barbed wire.
7.first ship to carry an airplane march 9,1919
8.land at omaha beach
9.Comanhe code talkers
10Rommels aspheras
11.they put a system of chains and rotors called flails
12.lCM
13.James galvin
14.John steel
15 used as cover