In ancient times, it was by foot or animal. Today They travel like everybody else
The Hebrews :)
It was most likely the Sinai Desert and the Negev.
The Hebrews' military was an army composed of Hebrews.
Yes, there were Hebrews in the Book of Judges. The Book was also written by Hebrews.
Although called (in full) the "Epistle to the Hebrews", Hebrews has none of the characteristics of a letter, other than some travel plans and the final verses which might have been added in later times. If, as it seems, Hebrews was never intended as a letter, it was very likely written as a sermon. Thus, it can be called a sermonic epistle.
David was one of the Kings of the Hebrews.
The Hebrews are considered as Gods own people.
In the Hebrews time his nickname was "Father of the Hebrews"
Yes, the Hebrews had many many wars.
Hebrews speak the Hebrew language.
No. The Hebrews worship only God. It is forbidden for the Hebrews to worship men or engage in Human sacrifice.
Father of the Hebrews = אב העברים