In Israel Specifically
At the present time (September 2010), although Israel is the focus of spirited ideological and political debate both inside and outside its borders, there is no armed conflict underway, and there hasn't been any for several years.
In the General Region
Jews and Arabs.
The two groups fighting in the Trojan War were Sparta and Troy. I think other Greeks were involved as well as Spartans.
The Hutus and Tutsis.
Israel took it from Syria your welcome
Israel Fighting Championship was created in 2010.
people
Israel is fighting for none of the above. Rather, Israel is fighting to defend its existence against forces that openly call for its complete destruction.
Palestine and Israel are fighting right now. They have been fighting for a few centuries.
Rwanda
Historic jealousy between two waring brothers.
I'm not able to determine who you mean when you say "they", but nobody is fighting over land in Israel.
the british and the Americans fought in the battle of benngton
America and Israel currently have some diplomatic disagreements, but they are certainly not fighting. The US and Israel still have numerous arms trade agreements going on.