The Battle of Jarrab was a territorial battle between the Al Sa'ud

House of Saud

The House of Saud , also called the Al Saud, is the ruling royal family of Saudi Arabia and one of the wealthiest and most powerful dynasties in the world. The family holds thousands of members...

 and their traditional enemies the Al Rashid in January 1915. It was a proxy battle of World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

 between the British

United Kingdom of Great Britain and Ireland

The United Kingdom of Great Britain and Ireland was the formal name of the United Kingdom during the period when what is now the Republic of Ireland formed a part of it....

-supported
Sa'udis and the Ottoman

Ottoman Empire

The Ottoman EmpireIt was usually referred to as the "Ottoman Empire", the "Turkish Empire", the "Ottoman Caliphate" or more commonly "Turkey" by its contemporaries...

-supported Rashidis.

The main significance of the battle was the death of Ibn Sa'ud's British

United Kingdom of Great Britain and Ireland

The United Kingdom of Great Britain and Ireland was the formal name of the United Kingdom during the period when what is now the Republic of Ireland formed a part of it....

 Military Advisor, Captain William Shakespear. This diminished the relationship between Ibn Sa'ud and the British

United Kingdom of Great Britain and Ireland

The United Kingdom of Great Britain and Ireland was the formal name of the United Kingdom during the period when what is now the Republic of Ireland formed a part of it....

, changing the course of the Arab Revolt

Arab Revolt

The Arab Revolt was initiated by the Sherif Hussein bin Ali with the aim of securing independence from the ruling Ottoman Turks and creating a single unified Arab state spanning from Aleppo in Syria to Aden in Yemen.- Background :...

 against the Ottoman Empire

Ottoman Empire

The Ottoman EmpireIt was usually referred to as the "Ottoman Empire", the "Turkish Empire", the "Ottoman Caliphate" or more commonly "Turkey" by its contemporaries...

.