The basic argument is religion, a long way second is who owns the land they are on.
There is no such conflict. Abraham and his grandson Israel were never in conflict according to the Bible. There is also no conflict between the patriarch Abraham and the Modern State of Israel.
this is a regional conflict
Israel and Russia.
Israel controlled most of the Israeli conflict.
Israel.
This conflict, surprisingly enough, took place in what would become the territory of the State of Israel.
Gaza
yes.
The one-state solution and the similar binational solution are proposed approaches to resolving the Israeli-Palestinian conflict. Proponents of a binational solution to the conflict advocate a single state in Israel, the West Bank, and the Gaza Strip, with citizenship and equal rights in the combined entity for all inhabitants of all three territories, without regard to ethnicity or religion. Read more: http://en.wikipedia.org/wiki/One-state_solution
I am not quite sure what you mean by the Israeli conflict, since Israel is involved in numerous conflicts, both national and international. However, there is a high likelihood that the "Israeli conflict" is taking place in Israel.
Ahab called Elijah "O troubler of Israel" when he confronted him in 1 Kings 18:17. This title reflects Ahab's perception of Elijah as a source of strife and conflict, particularly regarding the drought and famine in Israel, which Elijah had prophesied as a consequence of the nation's idolatry.
Israel withdrew from Gaza and Jericho in 1994 as part of the Oslo Accords, a series of agreements aimed at achieving peace between Israel and the Palestinians. This withdrawal marked the beginning of Palestinian self-rule in these areas, with the Palestinian Authority being established to govern them. The move was seen as a significant step towards resolving the Israeli-Palestinian conflict, though subsequent events have complicated the peace process.