Both. There was already thousands of us troops in Britain in 1940 after Dunkirk. they would have been transported by ship mostly but when the German U-boat campaign started, they would have to take air
Some ways of doing so are by boat if the destination is closer to the border of Europe, or by plane if it is not that close to the border.
By ship or plane.
By either a plane or ship.
The US maintained troops in Europe.
1943, 4th of June
Well where are you leaving from? If you are in the US and surrounded by water you need a plane or ship first to reach the European continent. Then it depends on where you are and what country you want to go to.
well it depends on where you are coming from but if it is from the us i would say a ship or plane
France and in Europe
It was shipped via ship from Europe to the US by immigrants.
Hawaii
yes the US Navy hase a ship and a base there
Korea, Europe, patrolling the Persian Gulf, etc.