Depending upon when you're referring to, the Jews were (in Biblical times and later) mostly an agricultural society, though there were also many tradespeople and artisans.
The Hebrews numbered around two million souls, so you can do the math.
Famine in Canaan, i.e., scarcity of food for people or their flocks and herds.
he would protect them and give them food(bread and water).
The Hebrews' military was an army composed of Hebrews.
The Biblical text (Exodus ch.16) describes a food called Manna.
Gold was used by the Hebrews and their Israelite descendants just as it was used by everyone else. One gold shekel equaled twenty-five silver shekels and could pay for food for one person for a year.
Yes, there were Hebrews in the Book of Judges. The Book was also written by Hebrews.
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.