Sheikhdom of Kuwait border clashes throughout 1919-1920. Several hundreds of Kuwaitis died. The border of the Nejd and Kuwait was finally established by the Uqair Protocol of 1922. Kuwait was not permitted any role in the Uqair agreement, the British and Al Saud decided modern-day Kuwait's borders. Kuwait lost more than 2/3rds of its territory due to Uqair. After the Uqair agreement, relations between Kuwait and Najd remained hostile. The Battle of Jahra was a battle during the Kuwait-Najd Border War. The battle took place in Al Jahra, west of Kuwait City on October 10, 1920 between Salim Al-Mubarak Al-Sabah ruler of Kuwait
Decline and modernization of the Ottoman Empire Serbia was raised to the status of self-governing monarchy under nominal Ottoman suzerainty. In 1821 the First Hellenic Republic became the first Balkan country to achieve its independence from the Ottoman Empire. It was officially recognised by the Porte in 1829, after the end of the Greek War of Independence. In 1814, a secret organization called the Filiki Eteria was founded with the aim of liberating Greece. The Filiki Eteria planned to launch revolts in the Peloponnese, the Danubian Principalities, and capital with its surrounding areas. The first of these revolts began on 6 March 1821 in the Danubian Principalities